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Use the latin-1 codec instead of ascii in Python bindings.

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The latin-1 codec maps byte values 0-255 to unicode codepoints 0-255.
The ascii codec only maps the lower half of that range.
This commit is contained in:
Phillip Schanely 2020-03-04 01:24:13 -05:00 committed by Nikolaj Bjorner
parent bba2cf9f20
commit a20d4fa362
2 changed files with 5 additions and 5 deletions
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8
scripts/update_api.py
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@ -308,7 +308,7 @@ def display_args_to_z3(params):
if i > 0:
core_py.write(", ")
if param_type(p) == STRING:
core_py.write("_to_ascii(a%s)" % i)
core_py.write("_str_to_bytes(a%s)" % i)
else:
core_py.write("a%s" % i)
i = i + 1
@ -1790,10 +1790,10 @@ if _lib is None:
print(" builtins.Z3_LIB_DIRS = [ '/path/to/libz3.%s' ] " % _ext)
raise Z3Exception("libz3.%s not found." % _ext)
def _to_ascii(s):
def _str_to_bytes(s):
if isinstance(s, str):
try:
return s.encode('ascii')
return s.encode('latin-1')
except:
# kick the bucket down the road. :-J
return s
@ -1808,7 +1808,7 @@ else:
if s != None:
enc = sys.stdout.encoding
if enc != None: return s.decode(enc)
else: return s.decode('ascii')
else: return s.decode('latin-1')
else:
return ""

2
src/api/python/z3/z3.py
View file

@ -10038,7 +10038,7 @@ class SeqRef(ExprRef):
if self.is_string_value():
string_length = ctypes.c_uint()
chars = Z3_get_lstring(self.ctx_ref(), self.as_ast(), byref(string_length))
return string_at(chars, size=string_length.value).decode('ascii')
return string_at(chars, size=string_length.value).decode('latin-1')
return Z3_ast_to_string(self.ctx_ref(), self.as_ast())
def __le__(self, other):