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fix z3.py

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-02-26 19:49:13 +09:00
parent ce1b135ec3
commit 0199c7515f
1 changed files with 5 additions and 5 deletions
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10
src/api/python/z3/z3.py
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@ -4451,7 +4451,7 @@ class Datatype:
if __debug__:
_z3_assert(isinstance(name, str), "String expected")
_z3_assert(name != "", "Constructor name cannot be empty")
return self.declare_core(name, "is_" + name, *args)
return self.declare_core(name, "is-" + name, *args)
def __repr__(self):
return "Datatype(%s, %s)" % (self.name, self.constructors)
@ -4575,7 +4575,7 @@ def CreateDatatypes(*ds):
cref = cref()
setattr(dref, cref_name, cref)
rref = dref.recognizer(j)
setattr(dref, rref.name(), rref)
setattr(dref, "is_" + cref_name, rref)
for k in range(cref_arity):
aref = dref.accessor(j, k)
setattr(dref, aref.name(), aref)
@ -4629,16 +4629,16 @@ class DatatypeSortRef(SortRef):
>>> List.num_constructors()
2
>>> List.recognizer(0)
is_cons
is(cons)
>>> List.recognizer(1)
is_nil
is(nil)
>>> simplify(List.is_nil(List.cons(10, List.nil)))
False
>>> simplify(List.is_cons(List.cons(10, List.nil)))
True
>>> l = Const('l', List)
>>> simplify(List.is_cons(l))
is_cons(l)
is(cons, l)
"""
if __debug__:
_z3_assert(idx < self.num_constructors(), "Invalid recognizer index")