Pumbaa is Python on top of Simba. See http://pumbaa.readthedocs.org for further details.
The implementation is a port of MicroPython, designed for embedded devices with limited amount of RAM and code memory.
Download the Arduino IDE and install Pumbaa using the Boards Manager.
https://raw.githubusercontent.com/eerimoq/pumbaa-releases/master/arduino/sam/package_pumbaa_sam_index.json https://raw.githubusercontent.com/eerimoq/pumbaa-releases/master/arduino/esp32/package_pumbaa_esp32_index.json
Select a Pumbaa board.
Open the interactive example.
Upload!
See the Pumbaa documentation for detailed step-by-step instructions.