%pyproject_save_files: Expand the namespace error message, also display it with /
%pyproject_save_files: Add a workaround error for spaces and [brackets]

%pyproject_buildrequires now fails when it encounters an invalid requirement
Fixes: rhbz#1983053
Rename %_pyproject_ghost_distinfo and %_pyproject_record to indicate they are private
Automatically detect LICENSE files and mark them with %license macro

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

Escape weird paths generated by %pyproject_save_files
Fixes rhbz#1976363
Fixes rhbz#1981558
%pyproject_buildrequires fallbacks to setuptools only if setup.py exists
Fixes: rhbz#1976459
Explicitly require the "basic" Python RPM macros

Generate BuildRequires from file
Fixes: rhbz#1936448

Don't accidentally treat "~= X.0" requirement as "~= X"
Fixes rhbz#1977060

Don't leak %{_pyproject_builddir} to pytest collection
Fixes rhbz#1935212

Don't leak $TMPDIR outside of pyproject macros
Set %_pyproject_wheeldir and %_pyproject_builddir relative to the source tree, not $PWD

Handle tox provision (tox.requires / tox.minversion)
Fixes: rhbz#1922495
Generate BuildRequires on extras in lower case
Fixes: rhbz#1937944

Include nested __pycache__ directories in %pyproject_save_files
Fixes: rhbz#1925963

Remove support for Python 3.7 from %pyproject_buildrequires
Generate python3dist(toml) BR with pyproject.toml earlier to avoid extra install round
Generate python3dist(setutpools/wheel) BR without pyproject.toml earlier as well

Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

Update the description of the package to match the new README content

List all files in %pyproject_files explicitly to avoid duplicate %lang entries
If you amend the installed files after %pyproject_install, %pyproject_files might break

Pass PYTHONDONTWRITEBYTECODE=1 to %tox to avoid packaged PYTEST bytecode

Allow multiple -e in %pyproject_buildrequires
Fixes: rhbz#1886509