One assert should handle most cases but >1 is fine too.

I found it was quicker to use breakpoint() to debug Python code in situations where PyCharm was too difficult to configure.

This is one place you don't want to recycle.

These are things I've seen in the wild that I would like for people to stop doing.

Testing JSON data where the schema doesn't always include the same fields can be tricky at first.

Basic pytest fixture example.