title: Python + Tweepy, Status is a duplicate
body: <p>Currently my Python + Tweep bot isn't working claiming the status is a duplicate. The exact error is</p>
  
  <pre><code>  Traceback (most recent call last):
    File "helloworld.py", line 22, in &lt;module&gt;
      api.update_status(line)
    File "/usr/local/lib/python2.7/dist-packages/tweepy/binder.py", line 230, in _call
      return method.execute()
    File "/usr/local/lib/python2.7/dist-packages/tweepy/binder.py", line 203, in execute
      raise TweepError(error_msg, resp)
  tweepy.error.TweepError: [{u'message': u'Status is a duplicate.', u'code': 187}]
  </code></pre>
  
  <p>The bot source is here: <a href="https://ghostbin.com/paste/vbdn4" rel="nofollow">https://ghostbin.com/paste/vbdn4</a> .
  What can I add to work around this error?
  Note that the first time running this there were no errors yet after stopping it and then going to run it again, I got this error.</p>