TLDR
From this version, we officially support only Python version 3.6 and higher. All dictionaries work for previous versions as well as for this one.
What's Changed
* Drop support for Python 2 & 3.5 and clean up codebase by BLKSerene in https://github.com/no-plagiarism/pymorphy3/pull/20
**Full Changelog**: https://github.com/no-plagiarism/pymorphy3/compare/1.3.1...2.0.0