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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_raw_data(self, url, *args, **kwargs):
 """Gets data from url as bytes Returns content under the provided url as bytes ie. for binary data Args: **url**: address of the wanted data .. versionadded:: 0.3.2 **additional_headers**: (optional) Additional headers to be used with request Returns: bytes """

        res = self._conn.get(url, headers=self._prepare_headers(**kwargs))
        if res.status_code == 200:
            return res.content
        else:
            return None