contrib/debugshell.py

--- a/contrib/debugshell.py	Sun Oct 06 10:10:14 2019 -0400
+++ b/contrib/debugshell.py	Sun Oct 06 10:51:16 2019 -0400
@@ -56,7 +56,7 @@
         with demandimport.deactivated():
             __import__(pdbmap[debugger])
     except ImportError:
-        ui.warn(
+        ui.warnnoi18n(
             b"%s debugger specified but %s module was not found\n"
             % (debugger, pdbmap[debugger])
         )