Video generation not working

[dakshshinde151016-sudo]

File "/content/roop/run.py", line 3, in
from roop import core
File "/content/roop/roop/core.py", line 20, in
import roop.ui as ui
File "/content/roop/roop/ui.py", line 4, in
import customtkinter as ctk
ModuleNotFoundError: No module named 'customtkinter'