--- a/contrib/hgclient.py	Sun Nov 10 07:30:14 2019 -0800
+++ b/contrib/hgclient.py	Fri Nov 08 11:19:20 2019 -0800
@@ -39,7 +39,7 @@
     cmdline.extend(extraargs)
 
     def tonative(cmdline):
-        if os.name != r'nt':
+        if os.name != 'nt':
             return cmdline
         return [arg.decode("utf-8") for arg in cmdline]