From 936da2a796459fcb09a292d749971db8d9a7a0dd Mon Sep 17 00:00:00 2001 From: R David Murray Date: Sun, 22 Mar 2015 16:17:46 -0400 Subject: [PATCH] #23647: Increase imaplib's MAXLINE to accommodate modern mailbox sizes. --- Lib/imaplib.py | 11 ++++++----- Misc/NEWS | 2 ++ 2 files changed, 8 insertions(+), 5 deletions(-) diff --git a/Lib/imaplib.py b/Lib/imaplib.py index 72ab5d79e5f..4d9df55dc3c 100644 --- a/Lib/imaplib.py +++ b/Lib/imaplib.py @@ -45,11 +45,12 @@ AllowedVersions = ('IMAP4REV1', 'IMAP4') # Most recent first # Maximal line length when calling readline(). This is to prevent # reading arbitrary length lines. RFC 3501 and 2060 (IMAP 4rev1) -# don't specify a line length. RFC 2683 however suggests limiting client -# command lines to 1000 octets and server command lines to 8000 octets. -# We have selected 10000 for some extra margin and since that is supposedly -# also what UW and Panda IMAP does. -_MAXLINE = 10000 +# don't specify a line length. RFC 2683 suggests limiting client +# command lines to 1000 octets and that servers should be prepared +# to accept command lines up to 8000 octets, so we used to use 10K here. +# In the modern world (eg: gmail) the response to, for example, a +# search command can be quite large, so we now use 1M. +_MAXLINE = 1000000 # Commands diff --git a/Misc/NEWS b/Misc/NEWS index fce79569c48..31e6181ce36 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -18,6 +18,8 @@ Core and Builtins Library ------- +- Issue #23647: Increase impalib's MAXLINE to accommodate modern mailbox sizes. + - Issue #23539: If body is None, http.client.HTTPConnection.request now sets Content-Length to 0 for PUT, POST, and PATCH headers to avoid 411 errors from some web servers.