see demo in my Reddit profile: https://www.reddit.com/r/raspberry_pi/comments/rvpqa9/control_dji_tello_drone_with_ps4_controller_and/?utm_source=share&utm_medium=web2x&context=3
pip3 install easytello
pip3 install pyps4controller
you can connect PS4 Controller to Raspberry Pi via USB cable or Bluetooth.