Need help to get out of the below error.

[nagamani86]

Hi All, while i am executing 228-semantic segmentation of arieal images using U_net i encountered the below error. Please help me in resolving this.
WARNING:matplotlib.image:Clipping input data to the valid range for imshow with RGB data ([0..1] for floats or [0..255] for integers).

IndexError Traceback (most recent call last)
in
7 plt.imshow(np.reshape(image_dataset[image_number], (patch_size, patch_size, 3)))
8 plt.subplot(122)
----> 9 plt.imshow(np.reshape(mask_dataset[image_number], (patch_size, patch_size, 3)))
10 plt.show()

IndexError: list index out of range

[PankajKannavedia]

can you help me with specified version or requirement.txt