Potential fix for 2to3 too long line

Author: gak

pycallgraph/output/output.py

@@ -24,7 +24,8 @@ def set_config(self, config):
         the output module config variables.
         '''
         for k, v in config.__dict__.iteritems():
-            if hasattr(self, k) and callable(getattr(self, k)):
+            if hasattr(self, k) and \
+                    callable(getattr(self, k)):
                 continue
             setattr(self, k, v)