code: async def executemany(self, command: str, args, *, timeout: float=None):
          
          async with self.acquire() as con:
              return await con.executemany(command, args, timeout=timeout)
docs: 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