traceback

Traceback (most recent call last):
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1701, in __call__
    return self.wsgi_app(environ, start_response)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1689, in wsgi_app
    response = self.make_response(self.handle_exception(e))
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1687, in wsgi_app
    response = self.full_dispatch_request()
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1360, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1358, in full_dispatch_request
    rv = self.dispatch_request()
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/flask/app.py", line 1344, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/home/drew/petal/petalapp/views.py", line 44, in simple
    upload_s3(num,destination_filename)
  File "/home/drew/petal/petalapp/tools.py", line 14, in upload_s3
    sml.set_contents_from_string(plotpolar(num).getvalue())
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/s3/key.py", line 1124, in set_contents_from_string
    encrypt_key=encrypt_key)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/s3/key.py", line 994, in set_contents_from_file
    chunked_transfer=chunked_transfer, size=size)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/s3/key.py", line 727, in send_file
    query_args=query_args)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/s3/connection.py", line 468, in make_request
    override_num_retries=override_num_retries)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/connection.py", line 910, in make_request
    return self._mexe(http_request, sender, override_num_retries)
  File "/home/drew/.virtualenvs/petal/lib/python2.7/site-packages/boto/connection.py", line 872, in _mexe
    raise e
error: [Errno 104] Connection reset by peer