# HG changeset patch
# User Pulkit Goyal <7895pulkit@gmail.com>
# Date 2018-02-05 07:42:36
# Node ID e35616bb6ede1b75561e850c3f41ae5637cca2ba
# Parent  3d8b0020f470e2de938aae3027f442f4cf9a5617

py3: use open() instead of file()

file() is not present in Python 3

Differential Revision: https://phab.mercurial-scm.org/D2044

diff --git a/hgext/mq.py b/hgext/mq.py
--- a/hgext/mq.py
+++ b/hgext/mq.py
@@ -281,7 +281,7 @@ class patchheader(object):
         nodeid = None
         diffstart = 0
 
-        for line in file(pf):
+        for line in open(pf, 'rb'):
             line = line.rstrip()
             if (line.startswith('diff --git')
                 or (diffstart and line.startswith('+++ '))):