code: def save(self, filepath):
          
          self._config.add_section("Azure")
          self._config.set("Azure",
                           "long_running_operation_timeout",
                           self.long_running_operation_timeout)
          return super(AzureConfiguration, self).save(filepath)
docs: Save current configuration to file.
  
          :param str filepath: Path to save file to.
          :raises: ValueError if supplied filepath cannot be written to.