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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def retrieve_request(self, url):
 """Open the given url and decode and return the response url: The url to open. """

        try:
            data = urlopen(url)
        except:
            print("Error Retrieving Data from Steam")
            sys.exit(2)
        return data.read().decode('utf-8')