import numpy as np
import matplotlib.pyplot as plt
from PIL import Image

fig, ax = plt.subplots(nrows=3, ncols=4)
fig.tight_layout()
cnt = 0
for row in ax:
    for col in row:
        image_name = np.random.choice(os.listdir("plant-seedlings-data/" + labels[cnt]))
        im = Image.open("plant-seedlings-data/{}/{}".format(labels[cnt],image_name))
        col.imshow(im)
        col.set_title(labels[cnt])
        col.axis('off')
        cnt += 1
plt.show()