What are the most common Pyhton libraries that new developers should learn?

Question

Obviously the libraries that are imported into Python are driven by the needs of the code. But are there common libraries in Python that seem to repeatedly turn up over and over? Which ones and for what uses?

Answer 1

https://wiki.python.org/moin/UsefulModules

Answer 2

math
GUI module like: tkinter or kivy
pygame if you are interested in game devolepement
regular expressions(included in the course)