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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_json_online(self, url):
 """ Use requests module to json from Earthref. If this fails or times out, return false. Returns --------- result : requests.models.Response, or [] if unsuccessful """

        if not requests:
            return False
        try:
            req = requests.get(url, timeout=.2)
            if not req.ok:
                return []
            return req
        except (requests.exceptions.ConnectTimeout, requests.exceptions.ConnectionError,
                requests.exceptions.ReadTimeout):
            return []