Representing Data with Images and Sound 2.7

from PIL import Image

original = Image.open("puppy.bmp")

original_width, original_height = original.size
rotated_width, rotated_height = original_height, original_width # i.e. swap them over

rotated_clock = Image.new("RGB", (rotated_width, rotated_height))
rotated_aclock = Image.new("RGB", (rotated_width, rotated_height))
rotated_full = Image.new("RGB", (original_width, original_height))

for y_pixel in range(original_height):
    for x_pixel in range(original_width):
        pixel = original.getpixel( (x_pixel, y_pixel) )
        rotated_clock.putpixel((rotated_width - 1 - y_pixel, x_pixel), pixel)
        rotated_aclock.putpixel((y_pixel, rotated_height - 1 - x_pixel), pixel)
        rotated_full.putpixel((original_width - 1 - x_pixel, original_height - 1 - y_pixel), pixel)

rotated_clock.save('90rotated_puppy.jpg', 'JPEG')
rotated_aclock.save('a90rotated_puppy.jpg', 'JPEG')
rotated_full.save('fullrotated_puppy.jpg', 'JPEG')

rotated_clock.show()
rotated_aclock.show()
rotated_full.show()