code: def save(self, session_file, verbose=False):
          
  
          PARAMS={"file":session_file}
  
          response=api(url=self.__url+"/save", PARAMS=PARAMS, verbose=verbose)
          return response
docs: Saves the current session to an existing file, which will be replaced.
          If this is a new session that has not been saved yet, use 'save as'
          instead.
  
          :param session_file: The path to the file where the current session
          must be saved to.
          :param verbose: print more