checked PC_CONTROL_CODES with mypy

PC_CONTROL_CODE/docker/mainDocker.py

@@ -95,9 +95,11 @@ def getTemp() -> dict:
                             continue                    
                     # continue
         return MDict
+    else:
+        return {"error": "unidentified"}
 
 
-def setSpeed(inSpeeDict: dict) -> None:
+def setSpeed(inSpeeDict: dict) -> int:
 
     bpavrg = 0
     # default
@@ -109,18 +111,20 @@ def setSpeed(inSpeeDict: dict) -> None:
         outfanprcntg = int((bpavrg / (HIGH_FAN_TRSHD - LOW_FAN_TRSHD)) * TEMP_FACTOR)
         # os.system(f"echo setting {outfanprcntg}%")
 
+        return outfanprcntg
+
     # Set fan speed
     if outfanprcntg >= 20:
         MDserial.write((f"{SETFANCMND} {str(outfanprcntg)} \n\r").encode())  
         print(f"setting {outfanprcntg}%", flush=True)
-        return 0
+        return outfanprcntg
     else:
         # Set default value
         MDserial.write((f"{SETFANCMND} {str(DEFOUTPRCNTG)} \n\r").encode())  
-        return 1
+        return DEFOUTPRCNTG
     
     # If something goes super wrong
-    return -1
+    return 1