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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 get_global_rate_limit(self):
 """Get the global rate limit per client. :rtype: int :returns: The global rate limit for each client. """

        r = urllib.request.urlopen('https://archive.org/metadata/iamine-rate-limiter')
        j = json.loads(r.read().decode('utf-8'))
        return int(j.get('metadata', {}).get('rate_per_second', 300))