import pandas as pd from PIL import Image import numpy as np df=pd.read_csv("data/fer2013/fer2013.csv",chunksize=200) for d in df: pixels=d['pixels'].apply(lambda x:x.split(" ")).tolist() # pixels=pixels.split(" ") pix=pixels[0] pix_2arry=[] pix = [int(x) for x in pix] for i in range(0,len(pix),64): pix_2arry.append(pix[i:i+64]) img = Image.fromarray(np.array(pix_2arry).astype(np.uint8)) img.show()