[2.7] bpo-33804: Document that the argument for io.TextIOBase.read() …#8171

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serhiy-storchaka merged 1 commit intopython:2.7from

andresdelfino:backport-b6bb77c-2.7

Jul 7, 2018

Commits on Jul 7, 2018

[2.7] bpo-33804: Document that the argument for io.TextIOBase.read() is optional (GH-7510).
andresdelfino
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