On 2011年12月09日 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?