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Slightly revised version of patch #1538956:

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Replace UnicodeDecodeErrors raised during == and !=
compares of Unicode and other objects with a new
UnicodeWarning.

All other comparisons continue to raise exceptions.
Exceptions other than UnicodeDecodeErrors are also left
untouched.
This commit is contained in:
Marc-André Lemburg 2006-08-14 10:55:19 +00:00
parent e6dd31c50b
commit 040f76b79c
11 changed files with 170 additions and 36 deletions
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24
Include/unicodeobject.h
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@ -189,6 +189,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_RSplit PyUnicodeUCS2_RSplit
# define PyUnicode_Replace PyUnicodeUCS2_Replace
# define PyUnicode_Resize PyUnicodeUCS2_Resize
# define PyUnicode_RichCompare PyUnicodeUCS2_RichCompare
# define PyUnicode_SetDefaultEncoding PyUnicodeUCS2_SetDefaultEncoding
# define PyUnicode_Split PyUnicodeUCS2_Split
# define PyUnicode_Splitlines PyUnicodeUCS2_Splitlines
@ -266,6 +267,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_RSplit PyUnicodeUCS4_RSplit
# define PyUnicode_Replace PyUnicodeUCS4_Replace
# define PyUnicode_Resize PyUnicodeUCS4_Resize
# define PyUnicode_RichCompare PyUnicodeUCS4_RichCompare
# define PyUnicode_SetDefaultEncoding PyUnicodeUCS4_SetDefaultEncoding
# define PyUnicode_Split PyUnicodeUCS4_Split
# define PyUnicode_Splitlines PyUnicodeUCS4_Splitlines
@ -1139,6 +1141,28 @@ PyAPI_FUNC(int) PyUnicode_Compare(
PyObject *right /* Right string */
);
/* Rich compare two strings and return one of the following:
- NULL in case an exception was raised
- Py_True or Py_False for successfuly comparisons
- Py_NotImplemented in case the type combination is unknown
Note that Py_EQ and Py_NE comparisons can cause a UnicodeWarning in
case the conversion of the arguments to Unicode fails with a
UnicodeDecodeError.
Possible values for op:
Py_GT, Py_GE, Py_EQ, Py_NE, Py_LT, Py_LE
*/
PyAPI_FUNC(PyObject *) PyUnicode_RichCompare(
PyObject *left, /* Left string */
PyObject *right, /* Right string */
int op /* Operation: Py_EQ, Py_NE, Py_GT, etc. */
);
/* Apply a argument tuple or dictionary to a format string and return
the resulting Unicode string. */