[3.6] bpo-27144: concurrent.futures as_complete and map iterators do not keep reference to returned object (GH-1560) by pitrou · Pull Request #3266 · python/cpython

…not keep reference to returned object (pythonGH-1560)

* bpo-27144: concurrent.futures as_complie and map iterators do not keep
reference to returned object

* Some nits.  Improve wordings in docstrings and comments, and avoid relying on
sys.getrefcount() in tests.
(cherry picked from commit 97e1b1c)

the-knights-who-say-ni added the CLA signed label

bedevere-bot added the awaiting merge label

pitrou merged commit ea76791 into python:3.6

pitrou deleted the backport-97e1b1c-3.6 branch

Mariatta removed the awaiting merge label