The kind that thinks communism is the same as nazism and thinks communism is when the government does things.
I hate liberal brain worms.
They seriously do as much damage to the left as fascists by punching to the left and spreading capitalist anti-left propaganda. They overall weaken leftism and help fascism.
We need more left unity, folks. Fash ain't gonna bash themselves. 
They don't really exist in South Africa, unless you count some well off white guy that writes op-eds for the Daily Maverick that consist of US state department talking points as "left wing"