[user@host freeipa]$ for f in test.py test1.py test.py.in test1.py.in; do cat <<< '#!/usr/bin/python3' > "$f" ; git add "$f" ; done

[user@host freeipa]$ make "GIT_BRANCH=master" fastcodestyle
...
Fast code style checking with /usr/bin/python3 from branch 'master'
Fast code style checking for files:
test.py

pycodestyle
-----------
local configuration: in /test/freeipa
checking ./test.py

[user@host freeipa]$ make "GIT_BRANCH=master" fastlint
...
Fast linting with /usr/bin/python3 from branch 'master'
Fast linting files:
test.py


pylint
...