Fix error where sensor dies not read data & exits

mqtt/tempSensor.py

@@ -39,22 +39,23 @@ def connect_mqtt():
 
 
 def getValues(sensor):
-    try:
+    #While loop to try sensor again if it fails, seems to happen occasionally
-        temp = sensor.temperature
+    result = None
-        humidity = sensor.humidity
+    while result is None:
+        try:
+            temp = sensor.temperature
+            humidity = sensor.humidity
             
-        #convert to Farenheit
+            #convert to Farenheit
-        temp = (temp * 1.8) + 32
+            temp = (temp * 1.8) + 32
-        #Round the decimals
+            #Round the decimals
-        temp = round(temp, 2)
+            temp = round(temp, 2)
-        #print("Temperature: {}*F   Humidity: {}% ".format(temp, humidity))
+            #print("Temperature: {}*F   Humidity: {}% ".format(temp, humidity))
-    except RuntimeError as error:
+            result = 1
-        print(error.args[0])
+        except RuntimeError as error:
-        time.sleep(2.0)
+            print(error.args[0])
-    except Exception as error:
+            time.sleep(2.0)
-        sensor.exit()
+        return temp, humidity
-        raise error
-    return temp, humidity
 
 
 def publish(client, temp, humidity):      
@@ -85,7 +86,7 @@ def publish(client, temp, humidity):
 while True:
     client = connect_mqtt()
     client.loop_start()
-    #temp, humidity = getValues(sensor)
+    temp, humidity = getValues(sensor)
     getValues(sensor)
     publish(client, temp, humidity)
     time.sleep (60.0)