[Python-Dev] cpython: Document PyUnicode_Copy() and PyUnicode_EncodeCodePage()
solipsis at pitrou.net
Fri Dec 9 20:32:16 CET 2011
On Fri, 09 Dec 2011 19:51:14 +0100
Victor Stinner <victor.stinner at haypocalc.com> wrote:
> On 09/12/2011 01:35, Antoine Pitrou wrote:
> > On Fri, 09 Dec 2011 00:16:02 +0100
> > victor.stinner<python-checkins at python.org> wrote:
> >> +.. c:function:: PyObject* PyUnicode_Copy(PyObject *unicode)
> >> +
> >> + Get a new copy of a Unicode object.
> >> +
> >> + .. versionadded:: 3.3
> > I'm not sure I understand. Why would you make a copy of an immutable
> > object?
> PyUnicode_Copy() can be used to modify a string to create a new string
> with the same length. It is used for example by str.upper(),
> str.title(), ... (fixup()).
Then the doc should mention that the returned string can be modified.
Otherwise it's a bit obscure why the function exists.
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