Function Python "Control" map at some time

This map contains Python scope

Format:

Control Map at time t

Input:

Output:

Conditional properties that reference this function:

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = Python list elements
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ Python list elements, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ Python list elements, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python list elements)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj_name.method_name(args)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target target and expression (obj_name.method_name(args))
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ obj_name.method_name(args), ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ obj.append(x), ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj.name(el)
  • Expression Stack at time t = [ [ ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__getitem__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "len" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ name."pop"(args), ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__contains__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = Python dictionary entries
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ Python dictionary entries, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ Python dictionary entries, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ entry key: value, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ entry key: value, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__setitem__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = a class named name with bases: bases

  then Control Map at time (t + 1) = result of storing (pair ("class", name)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then the line at time (t + 1) = the line at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Expression Stack at time t = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Expression Stack at time (t + 1) = Expression Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = a method named method_name with parameters params

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ ], [ [ obj_name.method_name(args), ys ], rest ] ]
  • value at obj_name in map (Variables Map at time t) = Python reference index
  • the element at index index of stack (Python Object Store at time t) = Python object: [ entry "__class_name__": class_name, e_rest ]
  • method parameters where the Class Map is (Class Map at time t), class name is class_name, and method name is method_name = params
  • Parameters List at time t = None
  • Value Stack at time t = [ values, v_stack ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Parameters List at time t = [ ]
  • Expression Stack at time t = [ [ ], [ [ obj_name.method_name(args), ys ], rest ] ]
  • value at obj_name in map (Variables Map at time t) = Python reference index
  • the element at index index of stack (Python Object Store at time t) = Python object: [ entry "__class_name__": class_name, e_rest ]
  • line number of method method_name of class class_name in (Class Map at time t) = line

  then Control Map at time (t + 1) = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", method_name)), [ ] ] ]

  (link)

• if the following are true:

  • Return Value at time t = [ r, [ ] ]
  • Expression Stack at time t = [ [ ], [ [ name.method(args), ys ], rest ] ]
  • Value Stack at time t = [ next_level, other_levels ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj.mn(args)
  • Expression Stack at time t = [ [ ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj_name.method_name(args))
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ value, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python constructor with name: name and arguments: args)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ Python constructor with name: class_name and arguments: args, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ ], [ [ Python constructor with name: class_name and arguments: args, ys ], rest ] ]
  • Value Stack at time t = [ evaluated, stack ]
  • method parameters where the Class Map is (Class Map at time t), class name is class_name, and method name is "__init__" = params
  • Parameters List at time t = None

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Parameters List at time t = [ ]
  • Expression Stack at time t = [ [ ], [ [ Python constructor with name: class_name and arguments: args, ys ], rest ] ]
  • line number of method "__init__" of class class_name in (Class Map at time t) = line

  then Control Map at time (t + 1) = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", "__init__")), [ ] ] ]

  (link)

• if the following are true:

  • Return Value at time t = [ r, [ ] ]
  • Expression Stack at time t = [ [ ], [ [ Python constructor with name: clss_name and arguments: args, ys ], rest ] ]
  • Value Stack at time t = [ next_level, other_levels ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python constructor with name: class_name and arguments: args)
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ value, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj.attr)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj.attr)
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ value, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ obj.attr, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ obj.attr, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj.key = value
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ obj.key = value, [ ] ], [ ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ obj.attribute = val, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x.y = z
  • Expression Stack at time t = [ [ ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Variables Map at time (t + 1) = varis

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then the line at time (t + 1) = line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then the tab at time (t + 1) = tab

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Expression Stack at time (t + 1) = expr_stack

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Context Stack at time (t + 1) = rest

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Value Stack at time (t + 1) = value_stack

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • Context Stack at time t = [ program context with variables: varis and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Control Map at time (t + 1) = control_map

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", "__init__")

  then Return Value at time (t + 1) = [ value at self in map (Variables Map at time t), [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)
  • not (method_name = "__init__")

  then Return Value at time (t + 1) = [ None, [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then Expression Stack at time (t + 1) = [ [ iterable, [ ] ], [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then Value Stack at time (t + 1) = [ [ ], [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ Python reference index, [ ] ], v_stack ]
  • the element at index index of stack (Python Object Store at time t) = Python list elements

  then Control Map at time (t + 1) = result of storing (trio ("for", i, elements)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Variables Map at time (t + 1) = result of storing elem at key: target in map: (Variables Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then the tab at time (t + 1) = j + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Control Map at time (t + 1) = result of storing (trio ("for", i, rest)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Expression Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Control Map at time (t + 1) = result of deleting the entry with key j from map (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Expression Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the line at time (t + 1) = for_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Expression Stack at time (t + 1) = Expression Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the line at time (t + 1) = for_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Expression Stack at time (t + 1) = Expression Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ ], [ [ super(), ys ], rest ] ]
  • Value Stack at time t = [ [ ], [ next_level, other_levels ] ]
  • Control Map at time t = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", method_name)), [ ] ] ]
  • definition of method method_name of class class_name in (Class Map at time t) = method_map
  • value at "params" in map method_map = [ param_name, other_params ]
  • value at param_name in map (Variables Map at time t) = Python reference pi

  then Expression Stack at time (t + 1) = [ ys, rest ]

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ ], [ [ super(), ys ], rest ] ]
  • Value Stack at time t = [ [ ], [ next_level, other_levels ] ]
  • Control Map at time t = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", method_name)), [ ] ] ]
  • definition of method method_name of class class_name in (Class Map at time t) = method_map
  • value at "params" in map method_map = [ param_name, other_params ]
  • value at param_name in map (Variables Map at time t) = Python reference pi

  then Value Stack at time (t + 1) = [ [ Python super reference pi class_name, next_level ], other_levels ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k > j

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then expression state at time (t + 1) = expression state at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then expression state at time (t + 1) = expression state at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then expression state at time (t + 1) = "not_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then "break" state at (t + 1) = "not_breaking"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then "break" state at (t + 1) = "breaking"

  (link)

• if "break" state at t = "breaking", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then "continue" state at (t + 1) = "not_continuing"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then "continue" state at (t + 1) = "continuing"

  (link)

• if "continue" state at t = "continuing", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function call with name: name and arguments: args
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function call with name: name and arguments: args
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = c
  • c is constant

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x
  • expression state at time t = "not_expr"
  • x is a variable

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function call with name: name and arguments: args

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = c
  • c is constant

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x
  • x is a variable

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x = c

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x = c
  • c is a variable

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (function call with name: name and arguments: args)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if expression state at time t = "begin_expr", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if expression state at time t = "iterate_args", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if expression state at time t = "call_function_begin", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • Parameters List at time t = [ var, frest ]
  • Argument Values at time t = [ value, vrest ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • Parameters List at time t = [ ]

  then stack at time (t + 1) = [ program context with variables: (Variables Map at time t) and expression state: (expression state with parent stack: (parent stack at time t) arguments: (arguments stack at time t) values: (Value Stack at time t) line: (the line at time t) tab: (the tab at time t)) and control map: (Control Map at time t), stack at time t ]

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • Parameters List at time t = [ ]
  • the expression at time t = function call with name: name and arguments: args
  • there is a function named name with parameters params at line line

  then Control Map at time (t + 1) = [ entry 0: (pair ("function", name)), [ ] ]

  (link)

• if expression state at time t = "call_returned", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if expression state at time t = "return", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (function call with name: name and arguments: args)
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if test:
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if test:
  • expression state at time t = "end_expr"
  • Return Value at time t = True

  then Control Map at time (t + 1) = result of storing (pair ("if", True)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if test:
  • expression state at time t = "end_expr"
  • Return Value at time t = False

  then Control Map at time (t + 1) = result of storing (pair ("if", False)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then the expression at time (t + 1) = test

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then expression state at time (t + 1) = "begin_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then Value Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then parent stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • expression state at time t = "not_expr"

  then arguments stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • expression state at time t = "not_expr"

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • expression state at time t = "not_expr"

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • expression state at time t = "end_expr"
  • Return Value at time t = True

  then Control Map at time (t + 1) = result of storing (pair ("if", True)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • expression state at time t = "end_expr"
  • Return Value at time t = False

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", False)

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", False)

  then the tab at time (t + 1) = j + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", True)

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", True)

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = "while" statement with condition (function call with name: name and arguments: args)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = "while" statement with condition (function call with name: name and arguments: args)
  • expression state at time t = "end_expr"
  • Return Value at time t = True

  then Control Map at time (t + 1) = result of storing (pair ("while", i)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = "while" statement with condition (function call with name: name and arguments: args)
  • expression state at time t = "end_expr"
  • Return Value at time t = False

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = break

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = continue

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function definition where name: name and parameters: params

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = return rex
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = return rex
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = control_map

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = Python list elements
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python list elements)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python list elements)
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj_name.method_name(args)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target target and expression (obj_name.method_name(args))
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = Python dictionary entries
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = a class named name with bases: bases

  then Control Map at time (t + 1) = result of storing (pair ("class", name)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then the line at time (t + 1) = the line at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then expression state at time t = "not_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then expression state at time (t + 1) = expression state at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("class", class_name)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = a method named method_name with parameters params

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • Parameters List at time t = [ ]
  • the expression at time t = obj_name.method_name(args)
  • value at obj_name in map (Variables Map at time t) = Python reference index
  • the element at index index of stack (Python Object Store at time t) = Python object: [ entry "__class_name__": class_name, e_rest ]
  • line number of method method_name of class class_name in (Class Map at time t) = line

  then Control Map at time (t + 1) = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", method_name)), [ ] ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj.mn(args)
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj_name.method_name(args))
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python constructor with name: name and arguments: args)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • the expression at time t = Python constructor with name: class_name and arguments: args
  • Function Variables Map at time t = [ ]
  • Parameters List at time t = [ self, p_rest ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • expression state at time t = "call_build_args"
  • Parameters List at time t = [ ]
  • the expression at time t = Python constructor with name: class_name and arguments: args
  • line number of method "__init__" of class class_name in (Class Map at time t) = line

  then Control Map at time (t + 1) = [ entry 0: (pair ("class", class_name)), [ entry 1: (pair ("method", "__init__")), [ ] ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (Python constructor with name: class_name and arguments: args)
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj.attr)
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = assign statement with target x and expression (obj.attr)
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = obj.key = value
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x.y = z
  • expression state at time t = "end_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Variables Map at time (t + 1) = varis

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then the line at time (t + 1) = line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then the tab at time (t + 1) = tab

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then expression state at time (t + 1) = "call_returned"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then parent stack at time (t + 1) = parent_stack

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then stack at time (t + 1) = rest

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Value Stack at time (t + 1) = value_stack

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then arguments stack at time (t + 1) = arg_stack

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", mname)
  • stack at time t = [ program context with variables: varis and expression state: (expression state with parent stack: parent_stack arguments: arg_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]

  then Control Map at time (t + 1) = control_map

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", "__init__")

  then Return Value at time (t + 1) = value at self in map (Variables Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("method", method_name)
  • not (method_name = "__init__")

  then Return Value at time (t + 1) = None

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then the expression at time (t + 1) = iterable

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then expression state at time (t + 1) = "begin_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then Value Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then parent stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then arguments stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable:
  • map (Control Map at time t) does not contain a for loop entry at line: i and tab: j
  • expression state at time t = "not_expr"

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • expression state at time t = "end_expr"
  • Return Value at time t = Python reference index
  • the element at index index of stack (Python Object Store at time t) = Python list elements

  then Control Map at time (t + 1) = result of storing (trio ("for", i, elements)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Variables Map at time (t + 1) = result of storing elem at key: target in map: (Variables Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then the tab at time (t + 1) = j + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Control Map at time (t + 1) = result of storing (trio ("for", i, rest)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then expression state at time (t + 1) = "not_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ elem, rest ])

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then expression state at time (t + 1) = "not_expr"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = for target in iterable_ex:
  • value at j in map (Control Map at time t) = trio ("for", i, [ ])

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the line at time (t + 1) = for_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then expression state at time (t + 1) = expression state at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the line at time (t + 1) = for_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then stack at time (t + 1) = stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then "if" map at time (t + 1) = "if" map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then expression state at time (t + 1) = expression state at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then 'while stack' at time (t + 1) = 'while stack' at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = trio ("for", for_line, iterable)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k > j

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Expression Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Expression Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("while", while_line)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Expression Stack at time (t + 1) = [ ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • number of lines = i - 1
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then "break" state at (t + 1) = "not_breaking"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "break" state at t = "breaking"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then "break" state at (t + 1) = "breaking"

  (link)

• if "break" state at t = "breaking", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then the line at time (t + 1) = while_line

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = True

  then "continue" state at (t + 1) = "not_continuing"

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • "continue" state at t = "continuing"
  • value at (j - 1) in map (Control Map at time t) = control_value
  • control_value describes a loop = False

  then "continue" state at (t + 1) = "continuing"

  (link)

• if "continue" state at t = "continuing", then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = c
  • c is constant

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = x
  • x is a variable

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function call with name: name and arguments: args
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ x, ys ], rest ]
  • Value Stack at time t = [ values, v_rest ]
  • x is constant

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ x, ys ], rest ]
  • Value Stack at time t = [ values, v_rest ]
  • x is a variable

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ function call with name: name and arguments: args, ys ], rest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__add__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__mul__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__eq__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__lt__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Expression Stack at time t = [ [ ], [ [ function call with name: "__gt__" and arguments: args, ys ], rest ] ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • Expression Stack at time t = [ [ ], [ [ function call with name: name and arguments: args, ys ], rest ] ]
  • Value Stack at time t = [ values, v_rest ]
  • there is a function named name with parameters params at line line
  • Parameters List at time t = None

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Parameters List at time t = [ var, frest ], then Control Map at time (t + 1) = Control Map at time t

  (link)

• if Parameters List at time t = [ ], then Context Stack at time (t + 1) = [ program context with variables: (Variables Map at time t) and expression state: (expression state with expression stack: (Expression Stack at time t) values: (Value Stack at time t) line: (the line at time t) tab: (the tab at time t)) and control map: (Control Map at time t), Context Stack at time t ]

  (link)

• if the following are true:

  • Parameters List at time t = [ ]
  • Expression Stack at time t = [ [ ], [ [ function call with name: name and arguments: args, ys ], rest ] ]
  • there is a function named name with parameters params at line line

  then Control Map at time (t + 1) = [ entry 0: (pair ("function", name)), [ ] ]

  (link)

• if the following are true:

  • Return Value at time t = [ r, [ ] ]
  • Expression Stack at time t = [ [ ], [ [ function call with name: name and arguments: args, ys ], rest ] ]
  • Value Stack at time t = [ next_level, other_levels ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = target = expr
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = target = expr
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ value, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if expr:
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if expr:
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ True, [ ] ], [ ] ]

  then Control Map at time (t + 1) = result of storing (pair ("if", True)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if expr:
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ False, [ ] ], [ ] ]

  then Control Map at time (t + 1) = result of storing (pair ("if", False)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = if expr:
  • Expression Stack at time t = [ [ ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Expression Stack at time (t + 1) = [ [ expr, [ ] ], [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Value Stack at time (t + 1) = [ [ ], [ ] ]

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", False)
  • Expression Stack at time t = [ ]

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif test:
  • value at j in map (Control Map at time t) = pair ("if", True)
  • Expression Stack at time t = [ ]

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif expr:
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ True, [ ] ], [ ] ]

  then Control Map at time (t + 1) = result of storing (pair ("if", True)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = elif expr:
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ False, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", False)

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", False)

  then the tab at time (t + 1) = j + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", True)

  then the line at time (t + 1) = i + 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:
  • value at j in map (Control Map at time t) = pair ("if", True)

  then the tab at time (t + 1) = j

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = else:

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the line at time (t + 1) = i

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then the tab at time (t + 1) = j - 1

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Variables Map at time (t + 1) = Variables Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Context Stack at time (t + 1) = Context Stack at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Python Object Store at time (t + 1) = Python Object Store at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Class Map at time (t + 1) = Class Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab k = s
  • k < j
  • value at (j - 1) in map (Control Map at time t) = pair ("if", if_value)

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = while test:
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = "while" statement with condition (function call with name: name and arguments: args)
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ True, [ ] ], [ ] ]

  then Control Map at time (t + 1) = result of storing (pair ("while", i)) at key: j in map: (Control Map at time t)

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = "while" statement with condition (function call with name: name and arguments: args)
  • Expression Stack at time t = [ [ ], [ ] ]
  • Value Stack at time t = [ [ False, [ ] ], [ ] ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = break

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = continue

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = function definition where name: name and parameters: params

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = return rex
  • Expression Stack at time t = [ ]

  then Control Map at time (t + 1) = Control Map at time t

  (link)

• if the following are true:

  • the line at time t = i
  • the tab at time t = j
  • statement at line i, tab j = return rex
  • Context Stack at time t = [ program context with variables: vars and expression state: (expression state with expression stack: expr_stack values: value_stack line: line tab: tab) and control map: control_map, rest ]
  • Expression Stack at time t = [ [ ], [ ] ]

  then Control Map at time (t + 1) = control_map

  (link)

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