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pythonpython-3.xhttp-status-code-404urllib

Why is urllib.request.urlopen giving me 404 on Wall Street Journal's website?


Problem

I'm using urllib.request.urlopen on the Wall Street Journal and it gives me a 404.

Details

Other sites work fine. Same error if I use https://. I did this example in REPL but the same error happens in my calls from my Django server:

>>> from urllib.request import urlopen
>>> urlopen('http://www.wsj.com')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 222, in urlopen
    return opener.open(url, data, timeout)
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 531, in open
    response = meth(req, response)
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 641, in http_response
    'http', request, response, code, msg, hdrs)
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 569, in error
    return self._call_chain(*args)
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 503, in _call_chain
    result = func(*args)
  File "/Library/Frameworks/Python.framework/Versions/3.7/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 404: Not Found

This is how it should work:

>>> urlopen('http://www.cbc.ca')
<http.client.HTTPResponse object at 0x10b0f8c88>

I'm not sure how to debug this. Anyone know what's going on, and how I can fix it?


Solution

  • first import Request like this:

    from urllib.request import **Request**, urlopen
    
    

    and then pass your url and header to Request like below:

    url = 'https://www.wsj.com/'
    response_obj = urlopen(Request(url, headers={'User-Agent': 'Mozilla/5.0'}))
    print(response_obj)
    
    

    I tested it now its working