Update dependency pyfakefs to v6

[k1h-renovate]

This PR contains the following updates:

Package	Update	Change
pyfakefs (changelog)	major	==5.8.0 → ==6.1.2

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Release Notes

pytest-dev/pyfakefs (pyfakefs)

v6.1.2: pyfakefs release version 6.1.2

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Fixes a regression caused by the introduced weak references.

v6.1.1

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Fixes a packaging issue in latest version.

Fixes

• fixed packaging issue: tests had not been added to sdist
  (see #​1278)

v6.1.0

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Changes back-link references to weak references.

Changes

• added more support for PyPy 3
• Caution: many back-link references have been replaced by weak references;
  this may have unwanted consequences (crashes) for some untested workflows

Infrastructure

• added PyPy 3.11 to CI, added PyPy builds for all OSes
• use only pyproject.toml for dependencies, moved tox configuration into pyproject.toml

Fixes

• fixed a problem accessing size from a FakeFileWrapper object
  (see #​1276)
• fixed a problem with readable raising an error on a file object.
  (see #​1265)
• avoid memory accumulation in consecutive tests by using weak references
  (see #​1267)

v6.0.0

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Removes some deprecated functionality, removes support for Python < 3.10.

Breaking Changes

• removed support for Python versions < 3.10; patch releases based on pyfakefs 5.10
  supporting older versions may be made on demand
• removed support for patching legacy modules scandir and pathlib2
• changed the default for FakeFilesystem.shuffle_listdir_results to True to reflect
  the real filesystem behavior

Changes

• added some support for Python 3.15a3

Fixes

• fixes a problem with Path type hints using the pipe symbol in wrapped functions
  inside an fs dependent fixture (see #​1242)
• fixes problem with new coverage in Python 3.14 using the fake filesystem
  (see #​1245)

Documentation

• added project information to documentation pages

Infrastructure

• added CI tests for Python 3.15

v5.10.2

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Fixes a problem with pathlib.glob in Python 3.14.

Fixes

• fixed pathlib.glob() for Python 3.14 (see #​1239)

v5.10.1

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Fixes a regression introduced in version 5.9.0.

Fixes

• fixed a deadlock in shutil.copytree if copying using an shutil function as
  copy_function argument (see #​1235)

v5.10.0

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Adds official support for Python 3.14. Last minor version before the 6.0 release.

Changes

• the errno codes set in OSError have changed for some specific error conditions
  in Windows 11/Windows Server 2025; pyfakefs now matches this behavior
  instead of the previous behavior under Windows 10
• added official support for Python 3.14

Enhancements

• added support for os.readinto in Python 3.14
• added support for pathlib.copy and pathlib.copy_into in Python 3.14

Fixes

• fixes patching of Debian-specific tempfile in Python 3.13 (see #​1214)

v5.9.3

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Fixes a utility method.

Changes

• a warning is now issued if trying to create a nested fake filesystem with custom arguments
  (custom arguments are ignored in this case, as the existing fake filesystem is used)

Fixes

• fixed fake_filesystem.add_package_metadata that had never worked correctly
  (see #​1205)

Infrastructure

• updated the package build-system minimum version to setuptools v61.2 and higher

v5.9.2

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Fixes interaction with pytest.

Fixes

• fixed an interaction problem of fs with other pytest fixtures (see #​1200)

Infrastructure

• fixed some warnings in tests (see #​1190)

v5.9.1

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Fixes regression in packaging in version 5.9.0.

Fixes

• fixed handling of added strict argument in Python 3.9.23
• make sure test files are packaged (see #​1186)

v5.9.0

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Adds support for an API change in latest Python patch releases.

Changes

• the message from an OSError raised in the fake filesystem has no longer the postfix
  "in the fake filesystem" (see #​1159)
• changed implementation of FakeShutilModule to prepare it for usage without the patcher
  (see #​1171)

Enhancements

• added convenience function add_package_metadata to add the metadata of a given
  package to the fake filesystem (see #​1155)

Fixes

• fixed handling of dynamic imports from code in the fake filesystem in Python > 3.11
  (see #​1121)
• fixed workaround for recursion with pytest under Windows to ignore capitalization
  of pytest executable (see #​1096)
• added missing mode property to fake file wrapper (see #​1162)
• fixed instantiation of a standalone FakePathlibModule for Python >= 3.11
  (see #​1169)
• added support for new value "ALLOW_MISSING" of strict argument in os.path.realpath
  (introduced in latest patch version of Python >= 3.10, see #​1180)

Infrastructure

• adapt test for increased default buffer size in Python 3.14a6
• replace session-scoped with module-scoped fixture in test,
  run pytest over all tests in docker containers
  (see #​1151)
• remove setup.py and setup.cfg in favor of pyproject.toml

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This PR has been generated by Renovate Bot.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 54.46%. Comparing base (b37a73f) to head (5a9b536).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #913   +/-   ##
=======================================
  Coverage   54.46%   54.46%           
=======================================
  Files          33       33           
  Lines        3044     3044           
=======================================
  Hits         1658     1658           
  Misses       1386     1386           

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