Fix another E731 error

circus-tent · Feb 10, 2015 · 2a38dad · 2a38dad
1 parent a3a85e3
commit 2a38dad
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/circus/arbiter.py b/circus/arbiter.py
@@ -536,7 +536,7 @@ def start(self, cb=None):
             else:
                 # start_watchers will be called just after the start_io_loop()
                 if not cb:
-                    cb = lambda x: None
+                    def cb(x): pass
                 self.loop.add_future(self.start_watchers(), cb)
             logger.info('Arbiter now waiting for commands')
             self._running = True