# HG changeset patch
# User Gregory Szorc <gregory.szorc@gmail.com>
# Date 1554426108 25200
# Node ID fecbd93a5f0847092f1b69d74f95a14b6c8d83d2
# Parent  0e9066db5e4439945e4796f19b99e585e8b4deaa
setup: use raw string for regular expression

Otherwise Python 3.8 complains about the backslash.

Differential Revision: https://phab.mercurial-scm.org/D6202

diff -r 0e9066db5e44 -r fecbd93a5f08 setup.py
--- a/setup.py	Thu Apr 04 18:01:02 2019 -0700
+++ b/setup.py	Thu Apr 04 18:01:48 2019 -0700
@@ -796,7 +796,7 @@
 
         # This logic is duplicated in doc/Makefile.
         sources = {f for f in os.listdir('mercurial/help')
-                   if re.search('[0-9]\.txt$', f)}
+                   if re.search(r'[0-9]\.txt$', f)}
 
         # common.txt is a one-off.
         gentxt('common')