__init__.py 文件源码

def can_use_command(cmd: Command, author, channel: discord.Channel=None):
    """ Return True if the member who sent the message can use this command. """
    if cmd.owner and not is_owner(author):
        return False
    if channel is not None and not has_permissions(cmd, author, channel):
        return False
    if not has_roles(cmd, author):
        return False

    # Handle server specific commands for both server and PM commands
    if type(author) is discord.User and cmd.servers:
        return False
    if type(author) is discord.Member and not is_valid_server(cmd, author.server):
        return False

    return True