Execute an SQL *command* for each sequence of arguments in *args*.

        Pool performs this operation using one of its connections.  Other than
        that, it behaves identically to
        :meth:`Connection.executemany() <connection.Connection.executemany>`.

        .. versionadded:: 0.10.0

async def executemany(self, command: str, args, *, timeout: float=None):
        """Execute an SQL *command* for each sequence of arguments in *args*.

        Pool performs this operation using one of its connections.  Other than
        that, it behaves identically to
        :meth:`Connection.executemany() <connection.Connection.executemany>`.

        .. versionadded:: 0.10.0
        """
        async with self.acquire() as con:
            return await con.executemany(command, args, timeout=timeout)