This is a major bug-fix and feature release, including:
- Fix collections.abc import for py38+
- Remove import for isnewbytes() function, reducing CPU cost significantly
- Fix bug with importing past.translation when importing past which breaks zipped python installations
- Fix an issue with copyreg import under Py3 that results in unexposed stdlib functionality
- Export and document types in future.utils
- Update behavior of newstr.eq() to match str.eq() as per reference docs
- Fix raising and the raising fixer to handle cases where the syntax is ambigious
- Allow "default" parameter in min() and max() (Issue #334)
- Implement hash() in newstr (Issue #454)
- Future proof some version checks to handle the fact that Py4 won't be a major breaking release
- Fix urllib.request imports for Python 3.8 compatibility (Issue #447)
- Fix future import ordering (Issue #445)
- Fixed bug in fix_division_safe fixture (Issue #434)
- Do not globally destroy re.ASCII in PY3
- Fix a bug in email.Message.set_boundary() (Issue #429)
- Implement format_map() in str
- Implement readinto() for socket.fp
As well as a number of corrections to a variety of documentation, and updates to
test infrastructure.