On 21Aug2019 1626, Jeremy Kloth wrote:

On Wed, Aug 21, 2019 at 2:43 PM Steve Dower wrote:

...

https://github.com/python/cpython/commit/75e064962ee0e31ec19a8081e9d9cc957ba... commit: 75e064962ee0e31ec19a8081e9d9cc957baf6415 branch: master author: Steve Dower committer: GitHub date: 2019-08-21T13:43:06-07:00 summary:

bpo-9949: Enable symlink traversal for ntpath.realpath (GH-15287)

files: A Misc/NEWS.d/next/Windows/2019-08-14-13-40-15.bpo-9949.zW45Ks.rst M Doc/library/os.path.rst M Doc/whatsnew/3.8.rst M Lib/ntpath.py M Lib/test/test_ntpath.py M Lib/test/test_os.py M Lib/test/test_shutil.py M Lib/unittest/test/test_discovery.py

This change seems to have broken the windows buildbots.

The main fix is already merged and a second (for Windows 7/8) is on its way. Cheers, Steve