def get_gas_price(self, is_full: bool = False) -> int or dict:
        """
        This interface is used to get the gas price in current network.

        Return:
            the value of gas price.
        """
        payload = self.generate_json_rpc_payload(RpcMethod.GET_GAS_PRICE)
        response = self.__post(self.__url, payload)
        if is_full:
            return response
        return response['result']['gasprice']
This interface is used to get the gas price in current network.

        Return:
            the value of gas price.