import pickle
import numpy as np
import pandas as pd
from PIL import Image

#predict = [1,2,3,4]
#df = pd.DataFrame([(f"testid{i:04}", v) for i, v in enumerate(predict)], columns=["id", "pred"])
#df.to_csv("submission.csv", index=None)

data = np.random.randint(0, 255, size=(900, 800, 3), dtype=np.uint8)
img = Image.fromarray(data, 'RGB')
img.save('patch.png')