helpers.py 文件源码

def role_by_substring(ctx: commands.Context, substring: str):
    """This searches for a role by substrings."""
    try:
        return await roleconverter.convert(ctx, substring)
    except commands.CommandError:
        pass
    substring = substring.lower()
    for role in ctx.guild.roles:
        if substring in role.name.lower():
            return role
    raise commands.BadArgument(f"No role with substring `{substring}` was found.")