#!/usr/bin/python3 print("None:\t", not(not None)) print("0:\t", not(not 0)) print("0.0:\t", not(not 0.0)) print("0j:\t", not(not 0j)) print("[]:\t", not(not [])) print("();\t", not(not ())) print("{};\t", not(not {})) print("'';\t", not(not ''))
None: False 0: False 0.0: False 0j: False []: False (); False {}; False ''; False