Python 3.6.3 was released. Python 3.6.3 is the third maintenance release of Python 3.6 released in 2016.
- bpo-31641:Re-allow arbitrary iterables in concurrent.futures.as_completed(). Fixes regression in 3.6.3rc1.
- bpo-31662: Fix typos in Windows uploadrelease.bat script. Fix Windows Doc build issues in Doc/make.bat.
- bpo-31423: Fix building the PDF documentation with newer versions of Sphinx.