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Public Member Functions | Data Fields
AstVector Class Reference
+ Inheritance diagram for AstVector:

Public Member Functions

def __init__
def __del__
def __len__
def __getitem__
def __setitem__
def push
def resize
def __contains__
def translate
def __repr__
def sexpr

Data Fields

 vector
 ctx

Detailed Description

A collection (vector) of ASTs.

Definition at line 4801 of file z3py.py.


Constructor & Destructor Documentation

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

Definition at line 4804 of file z3py.py.

04804 
04805     def __init__(self, v=None, ctx=None):
04806         self.vector = None
04807         if v == None:
04808             self.ctx = _get_ctx(ctx)
04809             self.vector = Z3_mk_ast_vector(self.ctx.ref())
04810         else:
04811             self.vector = v
04812             assert ctx != None
04813             self.ctx    = ctx
04814         Z3_ast_vector_inc_ref(self.ctx.ref(), self.vector)

def __del__ (   self)

Definition at line 4815 of file z3py.py.

04815 
04816     def __del__(self):
04817         if self.vector != None:
04818             Z3_ast_vector_dec_ref(self.ctx.ref(), self.vector)
        

Member Function Documentation

def __contains__ (   self,
  item 
)
Return `True` if the vector contains `item`.

>>> x = Int('x')
>>> A = AstVector()
>>> x in A
False
>>> A.push(x)
>>> x in A
True
>>> (x+1) in A
False
>>> A.push(x+1)
>>> (x+1) in A
True
>>> A
[x, x + 1]

Definition at line 4888 of file z3py.py.

04888 
04889     def __contains__(self, item):
04890         """Return `True` if the vector contains `item`.
04891 
04892         >>> x = Int('x')
04893         >>> A = AstVector()
04894         >>> x in A
04895         False
04896         >>> A.push(x)
04897         >>> x in A
04898         True
04899         >>> (x+1) in A
04900         False
04901         >>> A.push(x+1)
04902         >>> (x+1) in A
04903         True
04904         >>> A
04905         [x, x + 1]
04906         """
04907         for elem in self:
04908             if elem.eq(item):
04909                 return True
04910         return False
        
def __getitem__ (   self,
  i 
)
Return the AST at position `i`.

>>> A = AstVector()
>>> A.push(Int('x') + 1)
>>> A.push(Int('y'))
>>> A[0]
x + 1
>>> A[1]
y

Definition at line 4832 of file z3py.py.

04832 
04833     def __getitem__(self, i):
04834         """Return the AST at position `i`.
04835 
04836         >>> A = AstVector()
04837         >>> A.push(Int('x') + 1)
04838         >>> A.push(Int('y'))
04839         >>> A[0]
04840         x + 1
04841         >>> A[1]
04842         y
04843         """
04844         if i >= self.__len__():
04845             raise IndexError
04846         return _to_ast_ref(Z3_ast_vector_get(self.ctx.ref(), self.vector, i), self.ctx)

def __len__ (   self)
Return the size of the vector `self`.

>>> A = AstVector()
>>> len(A)
0
>>> A.push(Int('x'))
>>> A.push(Int('x'))
>>> len(A)
2

Definition at line 4819 of file z3py.py.

Referenced by AstVector.__getitem__().

04819 
04820     def __len__(self):
04821         """Return the size of the vector `self`.
04822 
04823         >>> A = AstVector()
04824         >>> len(A)
04825         0
04826         >>> A.push(Int('x'))
04827         >>> A.push(Int('x'))
04828         >>> len(A)
04829         2
04830         """
04831         return int(Z3_ast_vector_size(self.ctx.ref(), self.vector))

def __repr__ (   self)

Definition at line 4924 of file z3py.py.

04924 
04925     def __repr__(self):
04926         return obj_to_string(self)

def __setitem__ (   self,
  i,
  v 
)
Update AST at position `i`.

>>> A = AstVector()
>>> A.push(Int('x') + 1)
>>> A.push(Int('y'))
>>> A[0]
x + 1
>>> A[0] = Int('x')
>>> A[0]
x

Definition at line 4847 of file z3py.py.

04847 
04848     def __setitem__(self, i, v):
04849         """Update AST at position `i`.
04850         
04851         >>> A = AstVector()
04852         >>> A.push(Int('x') + 1)
04853         >>> A.push(Int('y'))
04854         >>> A[0]
04855         x + 1
04856         >>> A[0] = Int('x')
04857         >>> A[0]
04858         x
04859         """
04860         if i >= self.__len__():
04861             raise IndexError
04862         Z3_ast_vector_set(self.ctx.ref(), self.vector, i, v.as_ast())
        
def push (   self,
  v 
)
Add `v` in the end of the vector.

>>> A = AstVector()
>>> len(A)
0
>>> A.push(Int('x'))
>>> len(A)
1

Definition at line 4863 of file z3py.py.

04863 
04864     def push(self, v):
04865         """Add `v` in the end of the vector.
04866 
04867         >>> A = AstVector()
04868         >>> len(A)
04869         0
04870         >>> A.push(Int('x'))
04871         >>> len(A)
04872         1
04873         """
04874         Z3_ast_vector_push(self.ctx.ref(), self.vector, v.as_ast())

def resize (   self,
  sz 
)
Resize the vector to `sz` elements.

>>> A = AstVector()
>>> A.resize(10)
>>> len(A)
10
>>> for i in range(10): A[i] = Int('x')
>>> A[5]
x

Definition at line 4875 of file z3py.py.

04875 
04876     def resize(self, sz):
04877         """Resize the vector to `sz` elements.
04878 
04879         >>> A = AstVector()
04880         >>> A.resize(10)
04881         >>> len(A)
04882         10
04883         >>> for i in range(10): A[i] = Int('x')
04884         >>> A[5]
04885         x
04886         """
04887         Z3_ast_vector_resize(self.ctx.ref(), self.vector, sz)

def sexpr (   self)
Return a textual representation of the s-expression representing the vector.

Definition at line 4927 of file z3py.py.

Referenced by Fixedpoint.__repr__().

04927 
04928     def sexpr(self):
04929         """Return a textual representation of the s-expression representing the vector."""
04930         return Z3_ast_vector_to_string(self.ctx.ref(), self.vector)

def translate (   self,
  other_ctx 
)
Copy vector `self` to context `other_ctx`.

>>> x = Int('x')
>>> A = AstVector()
>>> A.push(x)
>>> c2 = Context()
>>> B = A.translate(c2)
>>> B
[x]

Definition at line 4911 of file z3py.py.

04911 
04912     def translate(self, other_ctx):
04913         """Copy vector `self` to context `other_ctx`.
04914 
04915         >>> x = Int('x')
04916         >>> A = AstVector()
04917         >>> A.push(x)
04918         >>> c2 = Context()
04919         >>> B = A.translate(c2)
04920         >>> B
04921         [x]
04922         """
04923         return AstVector(Z3_ast_vector_translate(self.ctx.ref(), self.vector, other_ctx.ref()), other_ctx)


Field Documentation

ctx

Definition at line 4804 of file z3py.py.

Referenced by ArithRef.__add__(), BitVecRef.__add__(), BitVecRef.__and__(), FuncDeclRef.__call__(), ArithRef.__div__(), BitVecRef.__div__(), ExprRef.__eq__(), Probe.__eq__(), ArithRef.__ge__(), BitVecRef.__ge__(), Probe.__ge__(), ArrayRef.__getitem__(), AstVector.__getitem__(), ApplyResult.__getitem__(), ArithRef.__gt__(), BitVecRef.__gt__(), Probe.__gt__(), BitVecRef.__invert__(), ArithRef.__le__(), BitVecRef.__le__(), Probe.__le__(), BitVecRef.__lshift__(), ArithRef.__lt__(), BitVecRef.__lt__(), Probe.__lt__(), ArithRef.__mod__(), BitVecRef.__mod__(), ArithRef.__mul__(), BitVecRef.__mul__(), ExprRef.__ne__(), Probe.__ne__(), ArithRef.__neg__(), BitVecRef.__neg__(), BitVecRef.__or__(), ArithRef.__pow__(), ArithRef.__radd__(), BitVecRef.__radd__(), BitVecRef.__rand__(), ArithRef.__rdiv__(), BitVecRef.__rdiv__(), BitVecRef.__rlshift__(), ArithRef.__rmod__(), BitVecRef.__rmod__(), ArithRef.__rmul__(), BitVecRef.__rmul__(), BitVecRef.__ror__(), ArithRef.__rpow__(), BitVecRef.__rrshift__(), BitVecRef.__rshift__(), ArithRef.__rsub__(), BitVecRef.__rsub__(), BitVecRef.__rxor__(), ArithRef.__sub__(), BitVecRef.__sub__(), BitVecRef.__xor__(), DatatypeSortRef.accessor(), Fixedpoint.add_rule(), Tactic.apply(), AlgebraicNumRef.approx(), ExprRef.arg(), ApplyResult.as_expr(), Fixedpoint.assert_exprs(), QuantifierRef.body(), BoolSortRef.cast(), DatatypeSortRef.constructor(), ApplyResult.convert_model(), ExprRef.decl(), RatNumRef.denominator(), FuncDeclRef.domain(), ArraySortRef.domain(), Fixedpoint.get_answer(), Fixedpoint.get_assertions(), Fixedpoint.get_cover_delta(), Fixedpoint.get_rules(), SortRef.kind(), SortRef.name(), FuncDeclRef.name(), QuantifierRef.no_pattern(), RatNumRef.numerator(), Fixedpoint.param_descrs(), Tactic.param_descrs(), Fixedpoint.parse_file(), Fixedpoint.parse_string(), QuantifierRef.pattern(), FuncDeclRef.range(), ArraySortRef.range(), DatatypeSortRef.recognizer(), Fixedpoint.set(), Tactic.solver(), ExprRef.sort(), BoolRef.sort(), QuantifierRef.sort(), ArithRef.sort(), BitVecRef.sort(), ArrayRef.sort(), DatatypeRef.sort(), Fixedpoint.statistics(), Solver.to_smt2(), Fixedpoint.update_rule(), QuantifierRef.var_name(), and QuantifierRef.var_sort().

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