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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 exec_resize(self, exec_id, height=None, width=None):
 """ Resize the tty session used by the specified exec command. Args: exec_id (str):
 ID of the exec instance height (int):
 Height of tty session width (int):
 Width of tty session """


        if isinstance(exec_id, dict):
            exec_id = exec_id.get('Id')

        params = {'h': height, 'w': width}
        url = self._url("/exec/{0}/resize", exec_id)
        res = self._post(url, params=params)
        self._raise_for_status(res)