Pyfirmata controlling TLC5940

Hi, I am a new in Arduino. I want to control Arduino using pyfirmata. How to use pyfirmata to control TLC5940. I need to use opencv in python. And then output on LED. Is there a way to do it through pyfirmata

Thank you
very much

Of course there it can do this. Google will provide many, many links to tutorials, examples, etc. including this:
https://wiki.seeedstudio.com/ODYSSEY-X86J4105-Firmata/