Avoid needless pkg_resources import in pythonbundles.py

Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild

https://fedoraproject.org/wiki/Changes/PythonDistPEP503ProvidesOnly

Don't include all requirements with True-evaluating markers in extras subpackages
Fixes: rhbz#2090186

Add namespace option to pythodistdeps.py to allow mingw-python generatros

From `python3-foo` packages automatically generate `python3.X-foo` Obsoletes

Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild

Handle legacy version specifiers that would previously raise exceptions.

Additional fix for dev releases.

Sync dependency conversion with upstream pyreq2rpm.
Improve handling of > and < operators, and != operator with prefix matching

Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild

pythondistdeps.py: Detect missing or corrupted metadata
pythondistdeps.py: Catch all exceptions and terminate the build if one is raised

Get rid of distutils deprecation warning (by not using it)
The distutils module is deprecated in Python 3.10+
https://www.python.org/dev/peps/pep-0632/

Do not generate setuptools requirement for console_scripts on Python 3.10+
See https://fedoraproject.org/wiki/Changes/Reduce_dependencies_on_python3-setuptools

scripts/pythondistdeps: Treat extras names case-insensitively and always