[issue45701] Add tuple tests to `functools.lru_cache`

[Raymond Hettinger]

Change by Raymond Hettinger <raymond.hettinger at gmail.com>:


----------
resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue45701>
_______________________________________