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Improved documentation for cleanup() in Python codecs

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Andrew Murray 2022-03-01 13:38:20 +11:00
parent 95e3194497
commit d05281fe69
1 changed files with 6 additions and 1 deletions
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docs/handbook/writing-your-own-image-plugin.rst
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@ -441,4 +441,9 @@ Python-based file codec:
In ``decode``, once the data has been interpreted, ``set_as_raw`` can be In ``decode``, once the data has been interpreted, ``set_as_raw`` can be
used to populate the image. used to populate the image.
3. Cleanup: The instance's ``cleanup`` method is called. 3. Cleanup: The instance's ``cleanup`` method is called once the transformation
is complete. This can be used to clean up any resources used by the codec.
If you set ``_pulls_fd`` or ``_pushes_fd`` to ``True`` however, then you
probably chose to perform any cleanup tasks at the end of ``decode`` or
``encode``.