Regularly receive error: "IOError: [Errno socket error] EOF occurred in violation of protocol (_ssl.c:661)"

[AFishNamedFish]

About 80% of the time I receive the error:

Traceback (most recent call last):
  File "/Users/F/Desktop/delete.py", line 22, in <module>
    tracking = ups.tracking_info('1Z51062E6893884735')
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/ClassicUPS/ups.py", line 71, in tracking_info
    return TrackingInfo(self, *args, **kwargs)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/ClassicUPS/ups.py", line 108, in __init__
    self.result = ups_conn._transmit_request('track', tracking_request)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/ClassicUPS/ups.py", line 65, in _transmit_request
    resp = urllib.urlopen(url, xml.encode('ascii', 'xmlcharrefreplace'))\
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib.py", line 89, in urlopen
    return opener.open(url, data)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib.py", line 215, in open
    return getattr(self, name)(url, data)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib.py", line 443, in open_https
    h.endheaders(data)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/httplib.py", line 1038, in endheaders
    self._send_output(message_body)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/httplib.py", line 882, in _send_output
    self.send(msg)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/httplib.py", line 844, in send
    self.connect()
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/httplib.py", line 1263, in connect
    server_hostname=server_hostname)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ssl.py", line 363, in wrap_socket
    _context=self)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ssl.py", line 611, in __init__
    self.do_handshake()
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ssl.py", line 840, in do_handshake
    self._sslobj.do_handshake()
IOError: [Errno socket error] EOF occurred in violation of protocol (_ssl.c:661)

Do you know how to fix this? Thanks!