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9 changes: 9 additions & 0 deletions Doc/c-api/unicode.rst
Original file line number Diff line number Diff line change
Expand Up @@ -1588,6 +1588,11 @@ object.
Create a Unicode writer instance.
*length* must be greater than or equal to ``0``.
If *length* is greater than ``0``, preallocate an internal buffer of
*length* characters.
Set an exception and return ``NULL`` on error.
.. c:function:: PyObject* PyUnicodeWriter_Finish(PyUnicodeWriter *writer)
Expand All @@ -1596,12 +1601,16 @@ object.
Set an exception and return ``NULL`` on error.
The writer instance is invalid after this call.
.. c:function:: void PyUnicodeWriter_Discard(PyUnicodeWriter *writer)
Discard the internal Unicode buffer and destroy the writer instance.
If *writer* is ``NULL``, no operation is performed.
The writer instance is invalid after this call.
.. c:function:: int PyUnicodeWriter_WriteChar(PyUnicodeWriter *writer, Py_UCS4 ch)
Write the single Unicode character *ch* into *writer*.
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