Fix some EncodingWarnings in python 3.10 (PEP 597)

[GalaxySnail]

See:

[1] https://docs.python.org/3/whatsnew/3.10.html#optional-encodingwarning-and-encoding-locale-option

[2] https://peps.python.org/pep-0597/

Contributor checklist

• [ ] Provided the tests for the changes.
• [x] Assure PR title is short, clear, and good to be included in the user-oriented changelog

Maintainer checklist

• [ ] Assure one of these labels is present: backwards incompatible, feature, enhancement, deprecation, bug, dependency, docs or skip-changelog as they determine changelog listing.
• [ ] Assign the PR to an existing or new milestone for the target version (following Semantic Versioning).