Модуль PIL не обнаружен
pip install Pillow
Bazinga
pip install Pillow
from PIL import image
img = image.open('C:\Users\you\path\to\your\image.jpg')
pix = img.getpixel((100,100))
img.putpixel((0,0),(0,0,255))
from PIL import Image
img = Image.open("./my_image.png")