Added constant def and return types

PC_CONTROL_CODE/docker/mainDocker.py

@@ -1,29 +1,30 @@
 import serial, time, os
+from typing import Final
 
 # setting consts that can be customized
 
 # baud rate. Prob not needed as 38400 is standard
-MD1200BAUD = int(os.getenv("MD1200BAUD", 38400))
+MD1200BAUD: Final[int] = int(os.getenv("MD1200BAUD", 38400))
 # used if you want to run it on multiple JBODs
-SERIALADAPTER = os.getenv("SERIALADAPTER", "/dev/ttyUSB0")
+SERIALADAPTER: Final[str] = os.getenv("SERIALADAPTER", "/dev/ttyUSB0")
 # Factor that defines how aggressive the temperature curve is
-TEMP_FACTOR = int(os.getenv("TEMP_FACTOR", 16))
+TEMP_FACTOR: Final[int] = int(os.getenv("TEMP_FACTOR", 16))
 # time between sending command to get temp and storing it. It's there to allow JBOD to answer
-EPPYSLEEPY = float(os.getenv("EPPYSLEEPY", 1))
+EPPYSLEEPY: Final[float] = float(os.getenv("EPPYSLEEPY", 1))
 
-LOW_FAN_TRSHD = int(os.getenv("LOW_FAN_TRSHD", 21))
-HIGH_FAN_TRSHD = int(os.getenv("HIGH_FAN_TRSHD", 40))
+LOW_FAN_TRSHD: Final[int] = int(os.getenv("LOW_FAN_TRSHD", 21))
+HIGH_FAN_TRSHD: Final[int] = int(os.getenv("HIGH_FAN_TRSHD", 40))
 
-GETTMPCMND = os.getenv("GETTMPCMND",  "_temp_rd")
-SETFANCMND = os.getenv("SETFANCMND", "set_speed")
+GETTMPCMND: Final[str] = os.getenv("GETTMPCMND",  "_temp_rd")
+SETFANCMND: Final[str] = os.getenv("SETFANCMND", "set_speed")
 
-DEFOUTPRCNTG = int(os.getenv("DEFOUTPRCNTG", 24))
+DEFOUTPRCNTG: Final[int] = int(os.getenv("DEFOUTPRCNTG", 24))
 
-MDSERIALTIMEOUT = float(os.getenv("MDSERIALTIMEOUT", 1))
+MDSERIALTIMEOUT: Final[float] = float(os.getenv("MDSERIALTIMEOUT", 1))
 
-TEMPREADINTERVAL = int(os.getenv("TEMPREADINTERVAL", 15))
+TEMPREADINTERVAL: Final[int] = int(os.getenv("TEMPREADINTERVAL", 15))
 
-GETTEMPTIMESLEEP = int(os.getenv("GETTEMPTIMESLEEP", 1))
+GETTEMPTIMESLEEP: Final[int] = int(os.getenv("GETTEMPTIMESLEEP", 1))
 
 # init
 MDserial = serial.Serial(
@@ -38,7 +39,7 @@ lastTempReading = time.time()
 MDtempDict = {}
 
 
-def getTemp():
+def getTemp() -> dict:
 
     MDserial.write(f"{GETTMPCMND}\n\r".encode())
     time.sleep(GETTEMPTIMESLEEP)
@@ -96,7 +97,7 @@ def getTemp():
         return MDict
 
 
-def setSpeed(inSpeeDict: dict):
+def setSpeed(inSpeeDict: dict) -> None:
 
     bpavrg = 0
     # default