Error in get_expirys. Seems, like barchart changed the way they handle requests

[andrewmakarskiy]

Seems, like barchart changed the way they handle requests

Let's start with inputting the tickers.
AAPL
Do you want to save File? [y/n]:  n
Traceback (most recent call last):
  File "BarChartOptions.py", line 268, in <module>
    main()
  File "BarChartOptions.py", line 254, in main
    size = len(scraper.get_expirys())
  File "BarChartOptions.py", line 44, in get_expirys
    resp = urllib.request.urlopen(req)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 222, in urlopen
    return opener.open(url, data, timeout)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 531, in open
    response = meth(req, response)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 641, in http_response
    'http', request, response, code, msg, hdrs)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 569, in error
    return self._call_chain(*args)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 503, in _call_chain
    result = func(*args)
  File "/Users/tt3/miniconda3/lib/python3.7/urllib/request.py", line 649, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 401: Unauthorized