checks.py 文件源码

def dm_or_has_permissions_and_capability(**permissions):

    def predicate(ctx):
        if ctx.message.channel.is_private:
            return True
        elif not has_permissions_check(ctx, permissions):
            raise errors.MissingPermissions
        elif not has_capability_check(ctx, permissions.keys()):
            raise errors.MissingCapability(permissions.keys())
        else:
            return True

    return commands.check(predicate)