tests: add optional Python 2.7 deprecation output

Authored by indygreg.

Description

tests: add optional Python 2.7 deprecation output

pip 19 will emit a Python 2.7 deprecation warning when used with
Python 2.7. Let's add that as optional output to our pip test.

Differential Revision: https://phab.mercurial-scm.org/D5823

Details

Committed
indygregMon, Feb 4, 12:29 PM
Differential Revision
D5823: tests: add optional Python 2.7 deprecation output
Parents
rHG4dd07bf84608: tests: fix test-match.py on Python3
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