If there is an error in the plotting, there is no feedback.
For example, if the client can't unpack an object because it does not have the correct interface signature, the commandline sits silent with no error message. Another case is if the server dies. Again, there is no (or inadequate) error message as to why the client does not function.
To fix, in client.py line 89
data = cPickle.loads(self.get_data())
print "Queue put..."
In the except block, if an exception is detected, add detailed warning message to be printed in the commandline using: