from PIL import Imageimport argparse#can shu chu liparser = argparse.ArgumentParser()parser.add_argument('file')parser.add_argument('-o','--output')parser.add_argument('--width',type = int ,default = 80)parser.add_argument('--height',type = int, default = 80)args = parser.parse_args()IMG = args.fileWIDTH = args.widthHEIGHT = args.heightOUTPUT = args.outputascii_char = list("$@B%8&WM#*oahkbdpqwmZO0QLCJUYXzcvunxrjft//|()1{}[]?-_+~<>i!;:,/"^`'.")def get_char(r,b,g,alpha = 256): if alpha == 0: return ' ' length = len(ascii_char) gray = int(0.2126*r+0.7152*g+0.0722*b) unit = (256.0+1)/length return ascii_char[int(gray/unit)]if __name__ == '__main__': im = Image.open(IMG) im = im.resize((WIDTH,HEIGHT),Image.NEAREST) txt = "" for i in range(HEIGHT): for j in range(WIDTH): txt += get_char(*im.getpixel((j,i))) txt += '/n' print txt if OUTPUT: with open(OUTPUT,'w') as f: f.writh(txt) else: with open("output.txt",'w') as f: f.write(txt) 
