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Merge pull request #10143 from sirosen/monkeypatch-ctx-howto

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Bruno Oliveira 2022-07-15 23:08:21 -03:00 committed by GitHub
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doc/en/how-to/monkeypatch.rst
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@ -25,6 +25,7 @@ functionality in tests:
monkeypatch.delenv(name, raising=True)
monkeypatch.syspath_prepend(path)
monkeypatch.chdir(path)
monkeypatch.context()
All modifications will be undone after the requesting
test function or fixture has finished. The ``raising``
@ -55,6 +56,9 @@ during a test.
5. Use :py:meth:`monkeypatch.syspath_prepend <MonkeyPatch.syspath_prepend>` to modify ``sys.path`` which will also
call ``pkg_resources.fixup_namespace_packages`` and :py:func:`importlib.invalidate_caches`.
6. Use :py:meth:`monkeypatch.context <MonkeyPatch.context>` to apply patches only in a specific scope, which can help
control teardown of complex fixtures or patches to the stdlib.
See the `monkeypatch blog post`_ for some introduction material
and a discussion of its motivation.