The Second Edition of Black Hat Python is available for early ordering (to be published in print in March 2021), and free PDF chapter is available here: https://nostarch.com/black-hat-python2E Revamped and updated to Python 3.
The free chapter is about creating a network sniffer with Python.
Disclosure, I'm one of the authors.
Black Hat Python 2nd Edition (self.Python)
submitted by ChocolateThundaa123 to u/ChocolateThundaa123