[test] Travis: enforce Python 3.4 support in functional tests

Make lint/check-doc.py Python 3.4 compatible.

Also add .python-version for pyenv which will cause tests with too
modern syntax to fail on developer machine rather than on Travis.
This commit is contained in:
Sjors Provoost 2018-12-06 15:38:57 +01:00
parent ed2a2cebd3
commit 74ce326831
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3 changed files with 8 additions and 3 deletions

1
.python-version Normal file
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@ -0,0 +1 @@
3.4.9