--- a/hgext/schemes.py	Fri Mar 02 07:16:33 2018 +0530
+++ b/hgext/schemes.py	Fri Mar 02 07:17:06 2018 +0530
@@ -94,7 +94,7 @@
             parts = parts[:-1]
         else:
             tail = ''
-        context = dict((str(i + 1), v) for i, v in enumerate(parts))
+        context = dict(('%d' % (i + 1), v) for i, v in enumerate(parts))
         return ''.join(self.templater.process(self.url, context)) + tail
 
 def hasdriveletter(orig, path):