Add Python library (#20)

tools/example.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import math
+from pyflix import Flix
+
+print('=== Connect...')
+flix = Flix()
+
+print('Connected:', flix.connected)
+print('Mode:', flix.mode)
+print('Armed:', flix.armed)
+print('Landed:', flix.landed)
+print('Rates:', *[f'{math.degrees(r):.0f}°/s' for r in flix.rates])
+print('Attitude:', *[f'{math.degrees(a):.0f}°' for a in flix.attitude_euler])
+print('Motors:', flix.motors)
+print('Acc', flix.acc)
+print('Gyro', flix.gyro)
+
+print('=== Execute commands...')
+print('> time')
+print(flix.cli('time'))
+print('> imu')
+print(flix.cli('imu'))
+
+print('=== Get parameter...')
+pitch_p = flix.get_param('PITCH_P')
+print('PITCH_P = ', pitch_p)
+
+print('=== Set parameter...')
+flix.set_param('PITCH_P', pitch_p)
+
+print('=== Wait for gyro update...')
+print('Gyro: ', flix.wait('gyro'))
+
+print('=== Wait for HEARTBEAT message...')
+print(flix.wait('mavlink.HEARTBEAT'))
+
+print('=== When until landed = False (remove drone from the surface)')
+flix.wait('landed', value=False)