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

b6bb77c2 · Andrés Delfino · Serhiy Storchaka · 2d748389 · b6bb77c2
Commit b6bb77c2 authored Jul 07, 2018 by Andrés Delfino Committed by Serhiy Storchaka Jul 07, 2018
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Doc/library/io.rst Doc/library/io.rst +1 -1

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--- a/Doc/library/io.rst
+++ b/Doc/library/io.rst
@@ -799,7 +799,7 @@ Text I/O
      .. versionadded:: 3.1
-   .. method:: read(size)
+   .. method:: read(size=-1)
      Read and return at most *size* characters from the stream as a single
      :class:`str`.  If *size* is negative or ``None``, reads until EOF.