diff mercurial/patch.py @ 30924:48dea083f66d

py3: convert the mode argument of os.fdopen to unicodes (1 of 2)

os.fdopen() does not accepts bytes as its second argument which represent the
mode in which the file is to be opened. This patch makes sure unicodes are
passed in py3 by using pycompat.sysstr().

--- a/mercurial/patch.py	Thu Feb 09 15:20:41 2017 -0500
+++ b/mercurial/patch.py	Mon Feb 13 20:06:38 2017 +0530
@@ -34,6 +34,7 @@
     mail,
     mdiff,
     pathutil,
+    pycompat,
     scmutil,
     similar,
     util,
@@ -209,7 +210,7 @@
 
     data = {}
     fd, tmpname = tempfile.mkstemp(prefix='hg-patch-')
-    tmpfp = os.fdopen(fd, 'w')
+    tmpfp = os.fdopen(fd, pycompat.sysstr('w'))
     try:
         msg = email.Parser.Parser().parse(fileobj)
 
@@ -1055,7 +1056,7 @@
                 ncpatchfp = None
                 try:
                     # Write the initial patch
-                    f = os.fdopen(patchfd, "w")
+                    f = os.fdopen(patchfd, pycompat.sysstr("w"))
                     chunk.header.write(f)
                     chunk.write(f)
                     f.write('\n'.join(['# ' + i for i in phelp.splitlines()]))