Add variable declaration before assignment

8 years ago · 71dc8b84d3
1 changed files with 1 additions and 0 deletions
--- a/disco/bot/parser.py
+++ b/disco/bot/parser.py
@ -131,6 +131,7 @@ class ArgumentSet(object):
        value : str
            The string value to attempt conversion on.
        """
+        exc = None
        for typ_name in types:
            typ = self.types.get(typ_name)
            if not typ: