The clock function was removed from python 3.8 so you need to downgrade to a previous version to run chatterbot.
Or try changing...
time_func = time.process_time()
insted of.. time_func = time.clock in
C:\Users\Admin\AppData\Local\Programs\Python\Python38\Lib\
site-packages\sqlalchemy\util\compat.py
This should be fixed as of ChatterBot version 1.0.7
Most helpful comment
Or try changing...
time_func = time.process_time()
insted of.. time_func = time.clock in
C:\Users\Admin\AppData\Local\Programs\Python\Python38\Lib\
site-packages\sqlalchemy\util\compat.py