crecord: use raw string for regular expression
\s emits a SyntaxWarning in Python 3.8. Use a raw string to
avoid escaping the \.
Differential Revision: https://phab.mercurial-scm.org/D5819
--- a/mercurial/crecord.py Mon Feb 04 08:59:11 2019 -0800
+++ b/mercurial/crecord.py Mon Feb 04 09:00:52 2019 -0800
@@ -1799,6 +1799,7 @@
break
if self.commenttext != "":
- whitespaceremoved = re.sub("(?m)^\s.*(\n|$)", "", self.commenttext)
+ whitespaceremoved = re.sub(br"(?m)^\s.*(\n|$)", b"",
+ self.commenttext)
if whitespaceremoved != "":
self.opts['message'] = self.commenttext