build: Pin to specific versions of Python packages we install from PyPI in Travis

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practicalswift 2018-10-16 13:48:16 +02:00
parent 2468471e13
commit ee0b7c4e8a

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@ -7,4 +7,4 @@
export LC_ALL=C
travis_retry pip install codespell==1.13.0
travis_retry pip install flake8
travis_retry pip install flake8==3.5.0