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Issue #28379: Added sanity checks and tests for PyUnicode_CopyCharacters().

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Patch by Xiang Zhang.
This commit is contained in:
Serhiy Storchaka 2016-10-08 22:45:38 +03:00
parent 48b1c3fcfc
commit 9c0e1f83af
5 changed files with 94 additions and 7 deletions
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9
Doc/c-api/unicode.rst
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@ -578,13 +578,16 @@ APIs:
.. versionadded:: 3.3
.. c:function:: int PyUnicode_CopyCharacters(PyObject *to, Py_ssize_t to_start, \
PyObject *from, Py_ssize_t from_start, Py_ssize_t how_many)
.. c:function:: Py_ssize_t PyUnicode_CopyCharacters(PyObject *to, \
Py_ssize_t to_start, \
PyObject *from, \
Py_ssize_t from_start, \
Py_ssize_t how_many)
Copy characters from one Unicode object into another. This function performs
character conversion when necessary and falls back to :c:func:`memcpy` if
possible. Returns ``-1`` and sets an exception on error, otherwise returns
``0``.
the number of copied characters.
.. versionadded:: 3.3