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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 async def connect(self, connection):
 """ Connects to the specified given connection using the given auth key. """

        if self._user_connected:
            self._log.info('User is already connected!')
            return

        self._connection = connection
        await self._connect()
        self._user_connected = True