Remove support for Python 3.6 and 3.7 #471
Description
- Update readme and index.rst
- Update "versions" section of doc pointing to https://devguide.python.org/versions/ and give policy
- Include list of which Python version was last supported by which apsw version
- Update tests.py deletion of py 3.6 affected tests
- Check all sys.version_info
- Check dataclasses usage
- Remove from megatest
- Update Makefile
- Update README.rst at release time