AstMap Class Reference

Public Member Functions
def	__init__ (self, m=None, ctx=None)
def	__deepcopy__ (self, memo={})
def	__del__ (self)
def	__len__ (self)
def	__contains__ (self, key)
def	__getitem__ (self, key)
def	__setitem__ (self, k, v)
def	__repr__ (self)
def	erase (self, k)
def	reset (self)
def	keys (self)

Data Fields
	map
	ctx

Detailed Description

A mapping from ASTs to ASTs.

Definition at line 5228 of file z3py.py.

Constructor & Destructor Documentation

__init__()

def __init__	(		self,
			m = None,
			ctx = None
	)

Definition at line 5231 of file z3py.py.

    def __init__(self, m=None, ctx=None):
        self.map = None
        if m is None:
            self.ctx = _get_ctx(ctx)
            self.map = Z3_mk_ast_map(self.ctx.ref())
        else:
            self.map = m
            assert ctx is not None
            self.ctx    = ctx
        Z3_ast_map_inc_ref(self.ctx.ref(), self.map)

__del__()

def __del__

(

self

)

Definition at line 5245 of file z3py.py.

    def __del__(self):
        if self.map is not None and self.ctx.ref() is not None:
            Z3_ast_map_dec_ref(self.ctx.ref(), self.map)

Member Function Documentation

__contains__()

def __contains__	(		self,
			key
	)

Return `True` if the map contains key `key`.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x] = x + 1
>>> x in M
True
>>> x+1 in M
False

Definition at line 5262 of file z3py.py.

    def __contains__(self, key):
        """Return `True` if the map contains key `key`.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x] = x + 1
        >>> x in M
        True
        >>> x+1 in M
        False
        """
        return Z3_ast_map_contains(self.ctx.ref(), self.map, key.as_ast())

__deepcopy__()

def __deepcopy__	(		self,
			memo = {}
	)

Definition at line 5242 of file z3py.py.

    def __deepcopy__(self, memo={}):
        return AstMap(self.map, self.ctx)

__getitem__()

def __getitem__	(		self,
			key
	)

Retrieve the value associated with key `key`.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x] = x + 1
>>> M[x]
x + 1

Definition at line 5275 of file z3py.py.

    def __getitem__(self, key):
        """Retrieve the value associated with key `key`.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x] = x + 1
        >>> M[x]
        x + 1
        """
        return _to_ast_ref(Z3_ast_map_find(self.ctx.ref(), self.map, key.as_ast()), self.ctx)

__len__()

def __len__

(

self

)

Return the size of the map.

>>> M = AstMap()
>>> len(M)
0
>>> x = Int('x')
>>> M[x] = IntVal(1)
>>> len(M)
1

Definition at line 5249 of file z3py.py.

    def __len__(self):
        """Return the size of the map.

        >>> M = AstMap()
        >>> len(M)
        0
        >>> x = Int('x')
        >>> M[x] = IntVal(1)
        >>> len(M)
        1
        """
        return int(Z3_ast_map_size(self.ctx.ref(), self.map))

__repr__()

def __repr__

(

self

)

Definition at line 5302 of file z3py.py.

    def __repr__(self):
        return Z3_ast_map_to_string(self.ctx.ref(), self.map)

__setitem__()

def __setitem__	(		self,
			k,
			v
	)

Add/Update key `k` with value `v`.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x] = x + 1
>>> len(M)
1
>>> M[x]
x + 1
>>> M[x] = IntVal(1)
>>> M[x]
1

Definition at line 5286 of file z3py.py.

    def __setitem__(self, k, v):
        """Add/Update key `k` with value `v`.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x] = x + 1
        >>> len(M)
        1
        >>> M[x]
        x + 1
        >>> M[x] = IntVal(1)
        >>> M[x]
        1
        """
        Z3_ast_map_insert(self.ctx.ref(), self.map, k.as_ast(), v.as_ast())

erase()

def erase	(		self,
			k
	)

Remove the entry associated with key `k`.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x] = x + 1
>>> len(M)
1
>>> M.erase(x)
>>> len(M)
0

Definition at line 5305 of file z3py.py.

    def erase(self, k):
        """Remove the entry associated with key `k`.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x] = x + 1
        >>> len(M)
        1
        >>> M.erase(x)
        >>> len(M)
        0
        """
        Z3_ast_map_erase(self.ctx.ref(), self.map, k.as_ast())

keys()

def keys

(

self

)

Return an AstVector containing all keys in the map.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x]   = x + 1
>>> M[x+x] = IntVal(1)
>>> M.keys()
[x, x + x]

Definition at line 5334 of file z3py.py.

    def keys(self):
        """Return an AstVector containing all keys in the map.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x]   = x + 1
        >>> M[x+x] = IntVal(1)
        >>> M.keys()
        [x, x + x]
        """
        return AstVector(Z3_ast_map_keys(self.ctx.ref(), self.map), self.ctx)

reset()

def reset

(

self

)

Remove all entries from the map.

>>> M = AstMap()
>>> x = Int('x')
>>> M[x]   = x + 1
>>> M[x+x] = IntVal(1)
>>> len(M)
2
>>> M.reset()
>>> len(M)
0

Definition at line 5319 of file z3py.py.

    def reset(self):
        """Remove all entries from the map.

        >>> M = AstMap()
        >>> x = Int('x')
        >>> M[x]   = x + 1
        >>> M[x+x] = IntVal(1)
        >>> len(M)
        2
        >>> M.reset()
        >>> len(M)
        0
        """
        Z3_ast_map_reset(self.ctx.ref(), self.map)

Field Documentation

ctx

ctx

Definition at line 5234 of file z3py.py.

Referenced by Probe.__call__(), Fixedpoint.__deepcopy__(), Optimize.__deepcopy__(), ApplyResult.__deepcopy__(), Tactic.__deepcopy__(), Probe.__deepcopy__(), Fixedpoint.__del__(), Optimize.__del__(), ApplyResult.__del__(), Tactic.__del__(), Probe.__del__(), Probe.__eq__(), Probe.__ge__(), ApplyResult.__getitem__(), Probe.__gt__(), Probe.__le__(), ApplyResult.__len__(), Probe.__lt__(), Probe.__ne__(), Fixedpoint.add_cover(), Fixedpoint.add_rule(), Optimize.add_soft(), Tactic.apply(), ApplyResult.as_expr(), Fixedpoint.assert_exprs(), Optimize.assert_exprs(), Optimize.assertions(), Optimize.check(), ApplyResult.convert_model(), Optimize.from_file(), Optimize.from_string(), Fixedpoint.get_answer(), Fixedpoint.get_assertions(), Fixedpoint.get_cover_delta(), Fixedpoint.get_ground_sat_answer(), Fixedpoint.get_num_levels(), Fixedpoint.get_rule_names_along_trace(), Fixedpoint.get_rules(), Fixedpoint.get_rules_along_trace(), Fixedpoint.help(), Optimize.help(), Tactic.help(), Optimize.maximize(), Optimize.minimize(), Optimize.model(), Optimize.objectives(), Fixedpoint.param_descrs(), Optimize.param_descrs(), Tactic.param_descrs(), Fixedpoint.parse_file(), Fixedpoint.parse_string(), Fixedpoint.pop(), Optimize.pop(), Fixedpoint.push(), Optimize.push(), Fixedpoint.query(), Fixedpoint.query_from_lvl(), Fixedpoint.reason_unknown(), Optimize.reason_unknown(), Fixedpoint.register_relation(), Fixedpoint.set(), Optimize.set(), Fixedpoint.set_predicate_representation(), Fixedpoint.sexpr(), Optimize.sexpr(), ApplyResult.sexpr(), Tactic.solver(), Fixedpoint.statistics(), Optimize.statistics(), Solver.to_smt2(), Fixedpoint.to_string(), and Fixedpoint.update_rule().

map

map

Definition at line 5232 of file z3py.py.