pictures_resizer.py

from PIL import Image

def build_mlimage(path, config_resize = (100,50), is_bw = True):
    # Access the image
    img = Image.open(path)
    
    # Resizing and conversion in black and white (if necessary)
    if is_bw:
        newimg = img.resize(config_resize, Image.ANTIALIAS).convert('L')
    else:
        newimg = img.resize(config_resize, Image.ANTIALIAS)
    
    # Flatten the image during the return 
    return np.array(newimg).flatten().tolist()