E:\S.E.N.T.I.N.E.L>python Sentinel.py
Traceback (most recent call last):
  File "Sentinel.py", line 18, in <module>
    query = market.marketstat(typeid=item, usesystem='30000142')
  File "E:\S.E.N.T.I.N.E.L\functions\market.py", line 15, in marketstat
    file = urllib.request.urlopen('http://api.eve-central.com/api/marketstat', data)
  File "C:\Python34\lib\urllib\request.py", line 153, in urlopen
    return opener.open(url, data, timeout)
  File "C:\Python34\lib\urllib\request.py", line 461, in open
    response = meth(req, response)
  File "C:\Python34\lib\urllib\request.py", line 571, in http_response
    'http', request, response, code, msg, hdrs)
  File "C:\Python34\lib\urllib\request.py", line 499, in error
    return self._call_chain(*args)
  File "C:\Python34\lib\urllib\request.py", line 433, in _call_chain
    result = func(*args)
  File "C:\Python34\lib\urllib\request.py", line 579, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 500: Internal Server Error