Traceback in ticker example

[cablehead]

Traceback (most recent call last):
  File "examples/ticker/ticker", line 165, in <module>

  File "examples/ticker/ticker", line 160, in main

  File "/home/andy/git/vanilla/vanilla.py", line 973, in stop_on_term
    done.recv()
  File "/home/andy/git/vanilla/vanilla.py", line 511, in recv
    item = self.hub.pause(timeout=timeout)
  File "/home/andy/git/vanilla/vanilla.py", line 907, in pause
    resume = self.loop.switch()
  File "/home/andy/git/vanilla/vanilla.py", line 1043, in main
    self.registered[fd].send((fd, event))
  File "/home/andy/git/vanilla/vanilla.py", line 490, in send
    self.hub.switch_to(getter, (self, item))
  File "/home/andy/git/vanilla/vanilla.py", line 924, in switch_to
    return target.switch(*a)
  File "examples/ticker/ticker", line 56, in collect

  File "/home/andy/git/vanilla/vanilla.py", line 1583, in consume
    return ''.join(self.body)
  File "/home/andy/git/vanilla/vanilla.py", line 524, in __iter__
    yield self.recv()
  File "/home/andy/git/vanilla/vanilla.py", line 511, in recv
    item = self.hub.pause(timeout=timeout)
  File "/home/andy/git/vanilla/vanilla.py", line 907, in pause
    resume = self.loop.switch()
vanilla.Interrupted