made screen change colors

colors/__init__.py

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+__version__ = '0.0.1'

colors/__main__.py

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+import colors.main
+
+if __name__ == '__main__':
+    colors.main.main()
+    exit()

colors/main.py

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+import pygame
+
+
+def rainbow_spectrum(position):
+    relative_pos = position % 1530
+    red = max(0, min(255, 510 - relative_pos), min(255, relative_pos - 1020))
+    green = max(0, min(255, relative_pos, 1020 - relative_pos))
+    blue = max(0, min(255, relative_pos - 510, 1530 - relative_pos))
+    return red, green, blue
+
+
+def main():
+    pygame.init()
+    clock = pygame.time.Clock()
+    window = pygame.display.set_mode((720, 720))
+    rainbow_pos = 0
+
+    running = True
+    while running:
+        clock.tick(60)
+
+        for keyboard_event in pygame.event.get():
+            if keyboard_event.type == pygame.QUIT:
+                running = False
+
+        rainbow_pos %= 1530
+        window.fill(rainbow_spectrum(rainbow_pos))
+        rainbow_pos += 4
+
+        pygame.display.flip()
+
+    pygame.quit()