How can I download information from a website if it returns XML/JSON in its response?

Does Python3 have a built in method to do this? Any guidance at all would be great! :)

The website in question exposes all 开发者_StackOverflow中文版of its information and even gives you an API key to use.

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Python includes a json module that can do the conversion for you. For downloading the actual data from the web site, use urllib.request.