#!/usr/bin/env python3
# Größe der Surface (rechteckige Bildschirmfläche), kann
# durch ein Paar (Breite, Höhe) in Pixeln angeben werden
import pygame

# initialize PyGame, includes pygame.display.init()
pygame.init()
# default size of the PyGame Surface = whole screen
size1 = (pygame.display.Info().current_w,\
         pygame.display.Info().current_h)
# make PyGame Surface, size (width,height) in pixels
pgs = pygame.display.set_mode( size=(600,400) )
# new size of the PyGame Surface < whole screen
pgs_w = pgs.get_width() ; pgs_h = pgs.get_height()
size2 = (pygame.display.Info().current_w,\
         pygame.display.Info().current_h)
# uninitialize PyGame (automatically when program exits)
pygame.quit()

# show size of the whole screen of the computer monitor
print("   width of the whole screen:", size1[0])
print("  height of the whole screen:", size1[1])
# show size of PyGame Surface (area in the whole screen)
print(" width of the PyGame Surface:", pgs_w)
print("height of the PyGame Surface:", pgs_h)
# show again size of PyGame Surface (with other methods)
print(" width of the PyGame Surface:", size2[0])
print("height of the PyGame Surface:", size2[1])