Tests are correct. We don't know what you are printing, we don't know which language you are using. Make sure to follow carefully the description. Anyway, this is not a suggestion (?).

You should have a look there: https://docs.codewars.com/training/troubleshooting/

I found out that:

a = []
b = []
comp(a,b)
Expected: true

But instructions says othewise

Same here