DOC: Improving the docstring of Series.str.upper and related#20462

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TomAugspurger merged 4 commits intopandas-dev:masterfrom

Hamishpk:docstring_lower

Mar 28, 2018

Commits on Mar 22, 2018

DOC: Improving the docstring of Series.str.upper and related
Hamishpk
committed

Commits on Mar 24, 2018

Commits on Mar 28, 2018

Fixed doctest [ci skip]
TomAugspurger
committed