...

main.py

@@ -1,5 +1,6 @@
 import pygame
 
+from input import Input
 from kart import Kart
 
 Vec2 = pygame.Vector2
@@ -11,3 +12,18 @@ player = Kart(
     dir = 0,
     speed_max = 10,
 )
+
+def main():
+    pygame.init()
+
+    input = Input()
+    width, height = 800, 600
+    screen = pygame.display.set_mode((width, height))
+    pygame.display.set_caption("Pygame Window Example")
+
+    while not input.close:
+        input.poll()
+
+
+if __name__ == "__main__":
+    main()