urllib urlopen getting error 400 on 1 specific page

[Larz60+]

use requests:

>>> import requests                                       
>>> my_url = 'http://www.nasdaqomxnordic.com/aktier'      
>>> response = requests.get(my_url, allow_redirects=False)
>>> if response.status_code == 200:                       
...     uClient = response.content                        
... else:                                                 
...     print('Transfer error')                           
...
>>>