opensky.py

import json

from opensky_api import OpenSkyApi

api = OpenSkyApi()
states = api.get_states()

results = {}
results["states"] = []
for state in states.states:
    state_dict = {}
    state_dict["icao24"] = state.icao24
    state_dict["callsign"] = state.callsign
    state_dict["country"] = state.origin_country
    state_dict["time_position"] = state.time_position
    state_dict["time_velocity"] = state.time_velocity
    state_dict["longitude"] = state.longitude
    state_dict["latitude"] = state.latitude
    state_dict["altitude"] = state.altitude
    state_dict["on_ground"] = state.on_ground
    state_dict["velocity"] = state.velocity
    state_dict["heading"] = state.heading
    state_dict["vertical_rate"] = state.vertical_rate
    state_dict["sensors"] = state.sensors
    results["states"].append(state_dict)
print(json.dumps(results))