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Followup to c3b47cdea0d1: document the *write_through* argument to TextIOWrapper.

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This commit is contained in:
Antoine Pitrou 2011-07-23 22:00:03 +02:00
parent d42c1d09e9
commit 664091be72
1 changed files with 9 additions and 1 deletions
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Doc/library/io.rst
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@ -706,7 +706,8 @@ Text I/O
written.
.. class:: TextIOWrapper(buffer, encoding=None, errors=None, newline=None, line_buffering=False)
.. class:: TextIOWrapper(buffer, encoding=None, errors=None, newline=None, \
line_buffering=False, write_through=False)
A buffered text stream over a :class:`BufferedIOBase` binary stream.
It inherits :class:`TextIOBase`.
@ -737,6 +738,13 @@ Text I/O
If *line_buffering* is ``True``, :meth:`flush` is implied when a call to
write contains a newline character.
If *write_through* is ``True``, calls to :meth:`write` are guaranteed
not to be buffered: any data written on the :class:`TextIOWrapper`
object is immediately handled to its underlying binary *buffer*.
.. versionchanged:: 3.3
The *write_through* argument has been added.
:class:`TextIOWrapper` provides one attribute in addition to those of
:class:`TextIOBase` and its parents: