refactor github action config: detect top level module name automatically

.github/workflows/python.yml

@@ -49,14 +49,14 @@ jobs:
       env:
         PYTHON_VERSION: ${{ matrix.python-version }}
     - run: pipenv graph
-    - run: pipenv run pytest --cov=ical2vdir --cov-report=term-missing --cov-fail-under=100
-    - run: pipenv run pylint --load-plugins=pylint_import_requirements ical2vdir
+    - run: pipenv run pytest --cov="$(cat *.egg-info/top_level.txt)" --cov-report=term-missing --cov-fail-under=100
+    - run: pipenv run pylint --load-plugins=pylint_import_requirements "$(cat *.egg-info/top_level.txt)"
     # https://github.com/PyCQA/pylint/issues/352
     # disable parse-error due to:
     # > tests/resources/__init__.py:1:0: F0010: error while code parsing: Unable to load file tests/resources/__init__.py:
     # > [Errno 2] No such file or directory: 'tests/resources/__init__.py' (parse-error)
     - run: pipenv run pylint --disable=parse-error tests/*
-    - run: pipenv run mypy ical2vdir tests
+    - run: pipenv run mypy "$(cat *.egg-info/top_level.txt)" tests
     # >=1.9.0 to detect branch name
     # https://github.com/coveralls-clients/coveralls-python/pull/207
     # https://github.com/coverallsapp/github-action/issues/4#issuecomment-547036866

setup.py

@@ -5,7 +5,7 @@
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+# any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of