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Update z3.py

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allow ading funcinterp to models
This commit is contained in:
Nikolaj Bjorner 2022-04-15 23:31:15 +02:00
parent 11d992a335
commit 8e70112832
1 changed files with 13 additions and 0 deletions
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13
src/api/python/z3/z3.py
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@ -6594,6 +6594,19 @@ class ModelRef(Z3PPObject):
"""Update the interpretation of a constant"""
if is_expr(x):
x = x.decl()
if is_func_decl(x) and x.arity() != 0 and isinstance(value, FuncInterp):
fi1 = value.f
fi2 = Z3_add_func_interp(x.ctx_ref(), self.model, x.ast, value.else_value().ast);
fi2 = FuncInterp(fi2, x.ctx)
for i in range(value.num_entries()):
e = value.entry(i)
n = Z3_func_entry_get_num_args(x.ctx_ref(), e.entry)
v = AstVector()
for j in range(n):
v.push(entry.arg_value(j))
val = Z3_func_entry_get_value(x.ctx_ref(), e.entry)
Z3_func_interp_add_entry(x.ctx_ref(), fi2.f, v.vector, val)
return
if not is_func_decl(x) or x.arity() != 0:
raise Z3Exception("Expecting 0-ary function or constant expression")
value = _py2expr(value)