we may not even enter the lopp which means the 'i' variable wouldn't be set

Lawouach · Lawouach · commit 925a8d441ebb · 2013-02-02T12:40:10.000+01:00
diff --git a/ws4py/utf8validator.py b/ws4py/utf8validator.py
@@ -104,6 +104,7 @@ def validate(self, ba):
         """
         state = self.state
         DFA = Utf8Validator.UTF8VALIDATOR_DFA
+        i = 0  # make sure 'i' is set if when 'ba' is empty
         for i, b in enumerate(ba):
             ## optimized version of decode(), since we are not interested in actual code points
             state = DFA[256 + (state << 4) + DFA[b]]
