def motion_detected(active_sensor):
motion_angle = GPIO_sensor[active_sensor]
while True:
bearing_angle = get_bearing()
difference = abs(bearing_angle - motion_angle)
if difference < 10:
stop()
print "turned to {}".format(bearing_angle)
time.sleep(3)
break
elif bearing_angle > motion_angle:
# Motion is anti-clockwise of bearing.
if bearing_angle - motion_angle < 180:
turn_c_clockwise()
else:
turn_clockwise()
else:
# Motion is clockwise of bearing.
if motion_angle - bearing_angle < 180:
turn_clockwise()
else:
turn_c_clockwise()
def calibrate(sensor):
raw_input("turn to face {} and then press enter".format(sensor))
return get_bearing()
