找不到齿轮下的命令

Commands under a cog not found

当我制作cog然后在discord中执行help命令时cog下的命令没有出现

main.py

client.load_extension('cogs.commands’)

cogs/commands.py

class Commands(commands.Cog):
  def __init__(self, client):
    self.client = client
{commands}

我是不是做错了什么?谢谢

main.py

cogs = ["commands"]

if __name__ == "__main__": 
  for cog in cogs:
    client.load_extension(cog)