jose.py 文件源码

def add_jose_cog(self, cls: 'class'):
        """Add a cog but load its requirements first."""
        requires = cls._cog_metadata.get('requires', [])

        log.debug('requirements for %s: %r', cls, requires)
        for _req in requires:
            req = f'ext.{_req}'
            if not self.extensions.get(req):
                log.debug('loading %r from requirements', req)
                self.load_extension(req)
            else:
                log.debug('%s already loaded', req)

        # We instantiate here because
        # instantiating on the old add_cog
        # is exactly the cause of the problem
        cog = cls(self)
        super().add_cog(cog)