MAVSDK Python Tutorials for PX4 https://mavsdk.mavlink.io/main/en/python/quickstart.html
Python 3.6+
$ pip3 install mavsdk
$ make px4_sitl_default jmavsim
$ examples/takeoff_and_land.py
export PX4_HOME_LAT=37.210534
export PX4_HOME_LON=127.105790
export PX4_HOME_ALT=0
export PX4_SIM_SPEED_FACTOR=1
-> API Reference documentation. http://mavsdk-python-docs.s3-website.eu-central-1.amazonaws.com/