module.py

# -*- coding: utf-8 -*-
"""
Created on Mon Dec 27 22:27:51 2021

@author: xuewu
"""
#!/usr/bin/env python3 

""" module.py - an example of a Python module """

__counter = 0


def suml(the_list):
    global __counter
    __counter += 1
    the_sum = 0
    for element in the_list:
        the_sum += element
    return the_sum


def prodl(the_list):
    global __counter    
    __counter += 1
    prod = 1
    for element in the_list:
        prod *= element
    return prod


if __name__ == "__main__":
    print("I prefer to be a module, but I can do some tests for you.")
    my_list = [i+1 for i in range(5)]
    print(suml(my_list) == 15)
    print(prodl(my_list) == 120)


# 1.4.1.14 How to use pip

import pygame

run = True
width = 400
height = 100
pygame.init()
screen = pygame.display.set_mode((width, height))
font = pygame.font.SysFont(None, 48)
text = font.render("Welcome to pygame", True, (255, 255, 255))
screen.blit(text, ((width - text.get_width()) // 2, (height - text.get_height()) // 2))
pygame.display.flip()
while run:
    for event in pygame.event.get():
        if event.type == pygame.QUIT\
        or event.type == pygame.MOUSEBUTTONUP\
        or event.type == pygame.KEYUP:
            run = False