Pin more-itertools ~= 5.0.0, since version 6.0.0 requires Python 3.4
https://github.com/erikrose/more-itertools/releases
Error:
more-itertools requires Python '>=3.4' but the running Python is 2.7.5
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Change-Id: I11ee35a57361ba2c296f847ca07bd0b14e10b620
     ./molecule.sh
 
 [testenv:pre-commit]
-deps = pre-commit
+deps =
+    more-itertools~=5.0.0
+    pre-commit
 commands =
     pre-commit install --hook-type commit-msg
     pre-commit run --all-files