Implement SCALING with ENV variable

components/i_feed/devices/traffic_light.py

@@ -1,6 +1,7 @@
 import pickle
 import threading
 import time
+import os
 from datetime import datetime
 
 from circuitbreaker import circuit
@@ -13,7 +14,7 @@ from pika.exceptions import AMQPConnectionError
 
 SWITCHING_TIME = 15
 # Scale speed of switching by factor x
-SCALING = 6
+SCALING = int(os.environ['DSE2021_SCALING'])
 
 
 class TrafficLight:

components/i_feed/devices/vehicle.py

@@ -1,6 +1,7 @@
 import pickle
 import threading
 import time
+import os
 from datetime import datetime
 from typing import Union
 
@@ -19,7 +20,7 @@ STARTING_POINT = geopy.Point(47.89053, 16.20703)
 # Driving direction in degrees: 0=N, 90=E, 180=S, 270=W
 BEARING = 2
 # Scale speed of vehicles by factor x
-SCALING = 6
+SCALING = int(os.environ['DSE2021_SCALING'])
 # in km/h
 STARTING_VELOCITY = 130 * SCALING
 # Interval between status updates in seconds (is not scaled)