# HG changeset patch
# User Pulkit Goyal <7895pulkit@gmail.com>
# Date 2017-03-16 23:40:58
# Node ID 492c64afc54c3911df2304dbcf873a5b2b9e205c
# Parent  8122cc5cb54328eaa2ca1e769da520979f55b852

py3: make the regular expression bytes to prevent TypeError

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -286,7 +286,7 @@ def aliasargs(fn, givenargs):
             if num < len(givenargs):
                 return givenargs[num]
             raise error.Abort(_('too few arguments for command alias'))
-        cmd = re.sub(r'\$(\d+|\$)', replacer, cmd)
+        cmd = re.sub(br'\$(\d+|\$)', replacer, cmd)
         givenargs = [x for i, x in enumerate(givenargs)
                      if i not in nums]
         args = pycompat.shlexsplit(cmd)
diff --git a/mercurial/posix.py b/mercurial/posix.py
--- a/mercurial/posix.py
+++ b/mercurial/posix.py
@@ -408,7 +408,7 @@ def shellquote(s):
         return '"%s"' % s
     global _needsshellquote
     if _needsshellquote is None:
-        _needsshellquote = re.compile(r'[^a-zA-Z0-9._/+-]').search
+        _needsshellquote = re.compile(br'[^a-zA-Z0-9._/+-]').search
     if s and not _needsshellquote(s):
         # "s" shouldn't have to be quoted
         return s