[issue26977] Unnecessary line in statistics.pvariance

[Ian Foote]

New submission from Ian Foote:

In statistics.pvariance, the sum of squares helper function (_ss) is called twice and the first return value is unused: https://github.com/python/cpython/blob/9043c80b0daaddb5bff1e37432d503910506727f/Lib/statistics.py#L596

----------
components: Library (Lib)
messages: 265131
nosy: Ian Foote
priority: normal
severity: normal
status: open
title: Unnecessary line in statistics.pvariance
versions: Python 3.6

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue26977>
_______________________________________