Fixes a utility method.

This is a bugfix release. It fixes the interaction with pytest to avoid unwanted side-effects.

This is a bugfix release:

• fixes a regression in packaging in previous version (missing tests)
• correct incomplete fix in previous version (not working in Python 3.9)
• See the release notes for a list of changes.

Adds support for an API change in latest Python patch releases.
See the release notes for a list of changes.

• added preliminary support for Python 3.14
• changed behavior of FakeFilesystem.get_object() to ignore permissions as before
• fixed a regression in version 5.7.3 that could break tests under Posix in Python 3.12
• fixed a few other issues
• see the release notes for a list of changes

Minor bugfix release.

• fixes a regression
• adds workaround for recursion problem with pytest

Fixes some problems with patching.

Fixes a regression in version 5.7.0 that broke patching fcntl.

• adds official Python 3.13 support
• improves OS emulation behavior
• better support for additional_skip_names
• see the release notes for a list of changes