Log Message:
py-future: updated to 0.18.3

What's new in version 0.18.3 (2023-01-13)
=========================================
This is a minor bug-fix release containing a number of fixes:

- Backport fix for bpo-38804 (c91d70b)
- Fix bug in fix_print.py fixer (dffc579)
- Fix bug in fix_raise.py fixer (3401099)
- Fix newint bool in py3 (fe645ba)
- Fix bug in super() with metaclasses (6e27aac)
- docs: fix simple typo, reqest -> request (974eb1f)
- Correct __eq__ (c780bf5)
- Pass if lint fails (2abe00d)
- Update docker image and parcel out to constant variable.  Add comment to \ 
update version constant (45cf382)
- fix order (f96a219)
- Add flake8 to image (046ff18)
- Make lint.sh executable (58cc984)
- Add docker push to optimize CI (01e8440)
- Build System (42b3025)
- Add docs build status badge to README.md (3f40bd7)
- Use same docs requirements in tox (18ecc5a)
- Add docs/requirements.txt (5f9893f)
- Add PY37_PLUS, PY38_PLUS, and PY39_PLUS (bee0247)
- fix 2.6 test, better comment (ddedcb9)
- fix 2.6 test (3f1ff7e)
- remove nan test (4dbded1)
- include list test values (e3f1a12)
- fix other python2 test issues (c051026)
- fix missing subTest (f006cad)
- import from old imp library on older python versions (fc84fa8)
- replace fstrings with format for python 3.4,3.5 (4a687ea)
- minor style/spelling fixes (8302d8c)
- improve cmp function, add unittest (0d95a40)
- Pin typing==3.7.4.1 for Python 3.3 compatiblity (1a48f1b)
- Fix various py26 unit test failures (9ca5a14)
- Add initial contributing guide with docs build instruction (e55f915)
- Add docs building to tox.ini (3ee9e7f)
- Support NumPy's specialized int types in builtins.round (b4b54f0)
- Added r""" to the docstring to avoid warnings in python3 (5f94572)
- Add __subclasscheck__ for past.types.basestring (c9bc0ff)
- Correct example in README (681e78c)
- Add simple documentation (6c6e3ae)
- Add pre-commit hooks (a9c6a37)
- Handling of __next__ and next by future.utils.get_next was reversed (52b0ff9)
- Add a test for our fix (461d77e)
- Compare headers to correct definition of str (3eaa8fd)
- Add support for negative ndigits in round; additionally, fixing a bug so that \ 
it handles passing in Decimal properly (a4911b9)
- Add tkFileDialog to future.movers.tkinter (f6a6549)
- Sort before comparing dicts in TestChainMap (6126997)
- Fix typo (4dfa099)
- Fix formatting in "What's new" (1663dfa)
- Fix typo (4236061)
- Avoid DeprecationWarning caused by invalid escape (e4b7fa1)
- Fixup broken link to external django documentation re: porting to Python 3 and \ 
unicode_literals (d87713e)
- Fixed newdict checking version every time (99030ec)
- Add count from 2.7 to 2.6 (1b8ef51)