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Solve the following problem using Python, implementing the functions described below, one line at a time
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<USER_TASK:>
Description:
 async def reset_user_password(self, username):
 """Reset user password. :param str username: Username :returns: A :class:`~juju.user.User` instance """

        user_facade = client.UserManagerFacade.from_connection(
            self.connection())
        entity = client.Entity(tag.user(username))
        results = await user_facade.ResetPassword([entity])
        secret_key = results.results[0].secret_key
        return await self.get_user(username, secret_key=secret_key)