Remove dangling import

jpatel531 · jpatel531 · commit bfe76dda1e7e · 2016-07-06T15:42:23.000+01:00
diff --git a/pusher/pusher.py b/pusher/pusher.py
@@ -15,7 +15,6 @@
 import re
 import six
 import time
-import copy
 
 def join_attributes(attributes):
     return six.text_type(',').join(attributes)
