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GH-124985: Document that `pathlib.Path.copy()` uses copy-on-write. (#125861)

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Barney Gale 2024-11-05 18:43:43 +00:00 committed by GitHub
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@ -1592,6 +1592,11 @@ Copying, moving and deleting
This argument has no effect when copying files on Windows (where
metadata is always preserved).
.. note::
Where supported by the operating system and file system, this method
performs a lightweight copy, where data blocks are only copied when
modified. This is known as copy-on-write.
.. versionadded:: 3.14