From 3b5b99da4b256a31933112f4a2385386149c19e1 Mon Sep 17 00:00:00 2001 From: andrei kulakov Date: Tue, 13 Jul 2021 10:07:56 -0400 Subject: bpo-43126: Expand docs on io.IOBase.readlines() method (#27061) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Łukasz Langa --- Doc/library/io.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Doc/library/io.rst b/Doc/library/io.rst index f9ffc19..0881015 100644 --- a/Doc/library/io.rst +++ b/Doc/library/io.rst @@ -391,6 +391,9 @@ I/O Base Classes to control the number of lines read: no more lines will be read if the total size (in bytes/characters) of all lines so far exceeds *hint*. + *hint* values of ``0`` or less, as well as ``None``, are treated as no + hint. + Note that it's already possible to iterate on file objects using ``for line in file: ...`` without calling ``file.readlines()``. -- cgit v0.12