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

Public Member Functions

 __init__ (self, v=None, ctx=None)
 
 __del__ (self)
 
 __len__ (self)
 
 __getitem__ (self, i)
 
 __setitem__ (self, i, v)
 
 push (self, v)
 
 resize (self, sz)
 
 __contains__ (self, item)
 
 translate (self, other_ctx)
 
 __copy__ (self)
 
 __deepcopy__ (self, memo={})
 
 __repr__ (self)
 
 sexpr (self)
 
- Public Member Functions inherited from Z3PPObject
 use_pp (self)
 

Data Fields

 vector
 
 ctx
 

Additional Inherited Members

- Protected Member Functions inherited from Z3PPObject
 _repr_html_ (self)
 

Detailed Description

A collection (vector) of ASTs.

Definition at line 5847 of file z3py.py.

Constructor & Destructor Documentation

◆ __init__()

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

Definition at line 5850 of file z3py.py.

5850 def __init__(self, v=None, ctx=None):
5851 self.vector = None
5852 if v is None:
5853 self.ctx = _get_ctx(ctx)
5854 self.vector = Z3_mk_ast_vector(self.ctx.ref())
5855 else:
5856 self.vector = v
5857 assert ctx is not None
5858 self.ctx = ctx
5859 Z3_ast_vector_inc_ref(self.ctx.ref(), self.vector)
5860
void Z3_API Z3_ast_vector_inc_ref(Z3_context c, Z3_ast_vector v)
Increment the reference counter of the given AST vector.
Z3_ast_vector Z3_API Z3_mk_ast_vector(Z3_context c)
Return an empty AST vector.

◆ __del__()

__del__ (   self)

Definition at line 5861 of file z3py.py.

5861 def __del__(self):
5862 if self.vector is not None and self.ctx.ref() is not None and Z3_ast_vector_dec_ref is not None:
5863 Z3_ast_vector_dec_ref(self.ctx.ref(), self.vector)
5864
void Z3_API Z3_ast_vector_dec_ref(Z3_context c, Z3_ast_vector v)
Decrement the reference counter of the given AST vector.

Member Function Documentation

◆ __contains__()

__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 5948 of file z3py.py.

5948 def __contains__(self, item):
5949 """Return `True` if the vector contains `item`.
5950
5951 >>> x = Int('x')
5952 >>> A = AstVector()
5953 >>> x in A
5954 False
5955 >>> A.push(x)
5956 >>> x in A
5957 True
5958 >>> (x+1) in A
5959 False
5960 >>> A.push(x+1)
5961 >>> (x+1) in A
5962 True
5963 >>> A
5964 [x, x + 1]
5965 """
5966 for elem in self:
5967 if elem.eq(item):
5968 return True
5969 return False
5970

◆ __copy__()

__copy__ (   self)

Definition at line 5987 of file z3py.py.

5987 def __copy__(self):
5988 return self.translate(self.ctx)
5989

◆ __deepcopy__()

__deepcopy__ (   self,
  memo = {} 
)

Definition at line 5990 of file z3py.py.

5990 def __deepcopy__(self, memo={}):
5991 return self.translate(self.ctx)
5992

◆ __getitem__()

__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 5878 of file z3py.py.

5878 def __getitem__(self, i):
5879 """Return the AST at position `i`.
5880
5881 >>> A = AstVector()
5882 >>> A.push(Int('x') + 1)
5883 >>> A.push(Int('y'))
5884 >>> A[0]
5885 x + 1
5886 >>> A[1]
5887 y
5888 """
5889
5890 if isinstance(i, int):
5891 if i < 0:
5892 i += self.__len__()
5893
5894 if i >= self.__len__():
5895 raise IndexError
5896 return _to_ast_ref(Z3_ast_vector_get(self.ctx.ref(), self.vector, i), self.ctx)
5897
5898 elif isinstance(i, slice):
5899 result = []
5900 for ii in range(*i.indices(self.__len__())):
5901 result.append(_to_ast_ref(
5902 Z3_ast_vector_get(self.ctx.ref(), self.vector, ii),
5903 self.ctx,
5904 ))
5905 return result
5906
Z3_ast Z3_API Z3_ast_vector_get(Z3_context c, Z3_ast_vector v, unsigned i)
Return the AST at position i in the AST vector v.

◆ __len__()

__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 5865 of file z3py.py.

5865 def __len__(self):
5866 """Return the size of the vector `self`.
5867
5868 >>> A = AstVector()
5869 >>> len(A)
5870 0
5871 >>> A.push(Int('x'))
5872 >>> A.push(Int('x'))
5873 >>> len(A)
5874 2
5875 """
5876 return int(Z3_ast_vector_size(self.ctx.ref(), self.vector))
5877
unsigned Z3_API Z3_ast_vector_size(Z3_context c, Z3_ast_vector v)
Return the size of the given AST vector.

Referenced by AstVector.__getitem__(), and AstVector.__setitem__().

◆ __repr__()

__repr__ (   self)

Definition at line 5993 of file z3py.py.

5993 def __repr__(self):
5994 return obj_to_string(self)
5995

◆ __setitem__()

__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 5907 of file z3py.py.

5907 def __setitem__(self, i, v):
5908 """Update AST at position `i`.
5909
5910 >>> A = AstVector()
5911 >>> A.push(Int('x') + 1)
5912 >>> A.push(Int('y'))
5913 >>> A[0]
5914 x + 1
5915 >>> A[0] = Int('x')
5916 >>> A[0]
5917 x
5918 """
5919 if i >= self.__len__():
5920 raise IndexError
5921 Z3_ast_vector_set(self.ctx.ref(), self.vector, i, v.as_ast())
5922
void Z3_API Z3_ast_vector_set(Z3_context c, Z3_ast_vector v, unsigned i, Z3_ast a)
Update position i of the AST vector v with the AST a.

◆ push()

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 5923 of file z3py.py.

5923 def push(self, v):
5924 """Add `v` in the end of the vector.
5925
5926 >>> A = AstVector()
5927 >>> len(A)
5928 0
5929 >>> A.push(Int('x'))
5930 >>> len(A)
5931 1
5932 """
5933 Z3_ast_vector_push(self.ctx.ref(), self.vector, v.as_ast())
5934
void Z3_API Z3_ast_vector_push(Z3_context c, Z3_ast_vector v, Z3_ast a)
Add the AST a in the end of the AST vector v. The size of v is increased by one.

◆ resize()

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 5935 of file z3py.py.

5935 def resize(self, sz):
5936 """Resize the vector to `sz` elements.
5937
5938 >>> A = AstVector()
5939 >>> A.resize(10)
5940 >>> len(A)
5941 10
5942 >>> for i in range(10): A[i] = Int('x')
5943 >>> A[5]
5944 x
5945 """
5946 Z3_ast_vector_resize(self.ctx.ref(), self.vector, sz)
5947
void Z3_API Z3_ast_vector_resize(Z3_context c, Z3_ast_vector v, unsigned n)
Resize the AST vector v.

◆ sexpr()

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

Definition at line 5996 of file z3py.py.

5996 def sexpr(self):
5997 """Return a textual representation of the s-expression representing the vector."""
5998 return Z3_ast_vector_to_string(self.ctx.ref(), self.vector)
5999
Z3_string Z3_API Z3_ast_vector_to_string(Z3_context c, Z3_ast_vector v)
Convert AST vector into a string.

◆ translate()

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 5971 of file z3py.py.

5971 def translate(self, other_ctx):
5972 """Copy vector `self` to context `other_ctx`.
5973
5974 >>> x = Int('x')
5975 >>> A = AstVector()
5976 >>> A.push(x)
5977 >>> c2 = Context()
5978 >>> B = A.translate(c2)
5979 >>> B
5980 [x]
5981 """
5982 return AstVector(
5983 Z3_ast_vector_translate(self.ctx.ref(), self.vector, other_ctx.ref()),
5984 ctx=other_ctx,
5985 )
5986
Z3_ast_vector Z3_API Z3_ast_vector_translate(Z3_context s, Z3_ast_vector v, Z3_context t)
Translate the AST vector v from context s into an AST vector in context t.

Referenced by AstRef.__copy__(), Goal.__copy__(), AstVector.__copy__(), FuncInterp.__copy__(), ModelRef.__copy__(), Goal.__deepcopy__(), AstVector.__deepcopy__(), FuncInterp.__deepcopy__(), and ModelRef.__deepcopy__().

Field Documentation

◆ ctx

ctx

Definition at line 5853 of file z3py.py.

Referenced by ArithRef.__add__(), BitVecRef.__add__(), BitVecRef.__and__(), FuncDeclRef.__call__(), AstMap.__contains__(), AstRef.__copy__(), Goal.__copy__(), AstVector.__copy__(), FuncInterp.__copy__(), ModelRef.__copy__(), AstRef.__deepcopy__(), Datatype.__deepcopy__(), ParamsRef.__deepcopy__(), ParamDescrsRef.__deepcopy__(), Goal.__deepcopy__(), AstVector.__deepcopy__(), AstMap.__deepcopy__(), FuncEntry.__deepcopy__(), FuncInterp.__deepcopy__(), ModelRef.__deepcopy__(), Statistics.__deepcopy__(), Context.__del__(), AstRef.__del__(), ScopedConstructor.__del__(), ScopedConstructorList.__del__(), ParamsRef.__del__(), ParamDescrsRef.__del__(), Goal.__del__(), AstVector.__del__(), AstMap.__del__(), FuncEntry.__del__(), FuncInterp.__del__(), ModelRef.__del__(), Statistics.__del__(), Solver.__del__(), ArithRef.__div__(), BitVecRef.__div__(), ExprRef.__eq__(), ArithRef.__ge__(), BitVecRef.__ge__(), AstVector.__getitem__(), ModelRef.__getitem__(), Statistics.__getitem__(), AstMap.__getitem__(), ArithRef.__gt__(), BitVecRef.__gt__(), BitVecRef.__invert__(), ArithRef.__le__(), BitVecRef.__le__(), AstVector.__len__(), AstMap.__len__(), ModelRef.__len__(), Statistics.__len__(), BitVecRef.__lshift__(), ArithRef.__lt__(), BitVecRef.__lt__(), ArithRef.__mod__(), BitVecRef.__mod__(), BoolRef.__mul__(), ArithRef.__mul__(), BitVecRef.__mul__(), ExprRef.__ne__(), ArithRef.__neg__(), BitVecRef.__neg__(), BitVecRef.__or__(), ArithRef.__pow__(), ArithRef.__radd__(), BitVecRef.__radd__(), BitVecRef.__rand__(), ArithRef.__rdiv__(), BitVecRef.__rdiv__(), ParamsRef.__repr__(), ParamDescrsRef.__repr__(), AstMap.__repr__(), Statistics.__repr__(), BitVecRef.__rlshift__(), ArithRef.__rmod__(), BitVecRef.__rmod__(), ArithRef.__rmul__(), BitVecRef.__rmul__(), BitVecRef.__ror__(), ArithRef.__rpow__(), BitVecRef.__rrshift__(), BitVecRef.__rshift__(), ArithRef.__rsub__(), BitVecRef.__rsub__(), BitVecRef.__rxor__(), AstVector.__setitem__(), AstMap.__setitem__(), ArithRef.__sub__(), BitVecRef.__sub__(), BitVecRef.__xor__(), DatatypeSortRef.accessor(), ExprRef.arg(), FuncEntry.arg_value(), FuncInterp.arity(), Goal.as_expr(), Solver.assert_and_track(), Goal.assert_exprs(), Solver.assert_exprs(), QuantifierRef.body(), Solver.check(), Goal.convert_model(), AstRef.ctx_ref(), ExprRef.decl(), ModelRef.decls(), ArrayRef.default(), RatNumRef.denominator(), Goal.depth(), Goal.dimacs(), FuncDeclRef.domain(), ArraySortRef.domain_n(), FuncInterp.else_value(), FuncInterp.entry(), AstMap.erase(), ModelRef.eval(), Goal.get(), ParamDescrsRef.get_documentation(), ModelRef.get_interp(), Statistics.get_key_value(), ParamDescrsRef.get_kind(), ParamDescrsRef.get_name(), ModelRef.get_sort(), ModelRef.get_universe(), Goal.inconsistent(), AstMap.keys(), Statistics.keys(), Solver.model(), SortRef.name(), QuantifierRef.no_pattern(), FuncEntry.num_args(), FuncInterp.num_entries(), Solver.num_scopes(), ModelRef.num_sorts(), FuncDeclRef.params(), QuantifierRef.pattern(), AlgebraicNumRef.poly(), Solver.pop(), Goal.prec(), Solver.push(), AstVector.push(), FuncDeclRef.range(), ArraySortRef.range(), DatatypeSortRef.recognizer(), Context.ref(), AstMap.reset(), Solver.reset(), AstVector.resize(), Solver.set(), ParamsRef.set(), Goal.sexpr(), AstVector.sexpr(), ModelRef.sexpr(), ParamDescrsRef.size(), Goal.size(), AstVector.translate(), AstRef.translate(), Goal.translate(), ModelRef.translate(), ParamsRef.validate(), FuncEntry.value(), QuantifierRef.var_name(), and QuantifierRef.var_sort().

◆ vector

vector