I'm a communist, I know
Our cell operates in a hole
We exist to smash
This running-dog capitalist state

If the revolution is pulled off
All the plutocrats will be shot
And the proletariat will rule
Ever more

Refer to this news item for context.

Asked on As It Happens if she was now, or had ever been a communist, MacNeil said no.

But that's what the communists always say, isn't it? :^)

And she did admit to being a feminist, which is pretty much communistic in any event (double :^) ).