How to compare in Python to TypeError using assert?

I write tests using Assert. How do I compare to TypeError ?

Find a word with three consecutive double letters using Python

This is a question from Think Python: How to Think Like a Computer Scientist by Allen B. Downey

Wie geht es meiner Toillete. Wie kann ich das rausfinden

Der Gesundheitszustand deiner Toilette: Eine detaillierte Anleitung