Proper formatting would help decipher it.
Use of the
</> key or three ` = tilde ket before and after the code would be good.
Now on to your issue.
It looks like indentation is a problem you have.
"""Makes cute animals."""
is_alive = True
def __init__(self, name, age):
self.name = name
self.age = age
That should do it now. Let me know if there are any more issues.