+ Require Python IDLE to run the all python applications:
   Link: https://www.python.org/downloads/
+ Hangman game requires "pygame" library.
   Link: https://www.pygame.org

+ Install the pygame library:
   pip install pygame
   Pygame tutorial: https://www.javatpoint.com/pygame

+ Other online tutorials:
Pygame tutorial: https://www.edureka.co/blog/pygame-tutorial