CI: Fix Travis failures due to lint.sh on pandas/core/strings.py#22184

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TomAugspurger merged 1 commit intopandas-dev:masterfrom

jschendel:travis-fix-lint

Aug 3, 2018

Commits on Aug 2, 2018

CI: Fix Travis failures due to lint.sh on pandas/core/strings.py
jschendel
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