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Diffstat (limited to 'Doc/library/io.rst')
| -rw-r--r-- | Doc/library/io.rst | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/Doc/library/io.rst b/Doc/library/io.rst index aeaf56b..2a3c5d8 100644 --- a/Doc/library/io.rst +++ b/Doc/library/io.rst @@ -770,18 +770,21 @@ Text I/O *newline* controls how line endings are handled. It can be ``None``, ``''``, ``'\n'``, ``'\r'``, and ``'\r\n'``. It works as follows: - * On input, if *newline* is ``None``, universal newlines mode is enabled. - Lines in the input can end in ``'\n'``, ``'\r'``, or ``'\r\n'``, and these - are translated into ``'\n'`` before being returned to the caller. If it is - ``''``, universal newline mode is enabled, but line endings are returned to - the caller untranslated. If it has any of the other legal values, input - lines are only terminated by the given string, and the line ending is - returned to the caller untranslated. - - * On output, if *newline* is ``None``, any ``'\n'`` characters written are - translated to the system default line separator, :data:`os.linesep`. If - *newline* is ``''`` or ``'\n'``, no translation takes place. If *newline* - is any of the other legal values, any ``'\n'`` characters written are + * When reading input from the stream, if *newline* is ``None``, + universal newlines mode is enabled. Lines in the input can end + in ``'\n'``, ``'\r'``, or ``'\r\n'``, and these are translated + into ``'\n'`` before being returned to the caller. If it is + ``''``, universal newline mode is enabled, but line endings are + returned to the caller untranslated. If it has any of the other + legal values, input lines are only terminated by the given + string, and the line ending is returned to the caller + untranslated. + + * When writing output to the stream, if *newline* is ``None``, any + ``'\n'`` characters written are translated to the system default + line separator, :data:`os.linesep`. If *newline* is ``''`` or + ``'\n'``, no translation takes place. If *newline* is any of the + other legal values, any ``'\n'`` characters written are translated to the given string. If *line_buffering* is ``True``, :meth:`flush` is implied when a call to |