satisfy pycodestyle checker

src/Statistics.py

@@ -4,11 +4,12 @@ from AbstractDataObject import AbstractDataObject
 import json
 import datetime
 
+
 class StatisticsDataObject(AbstractDataObject):
     def __init__(self, topic, payload):
         super().__init__(topic)
         self.payload = payload
-    
+
     def getPayload(self):
         return json.dumps(self.payload)
 
@@ -27,7 +28,7 @@ class StatisticsCollector(threading.Thread):
 
         self.stats = {
             'opcUaRequests': 0,
-            'opcUaErrors' : 0,
+            'opcUaErrors': 0,
             'opcUaTimeouts': 0,
             'mqttRequests': 0,
             'mqttErrors': 0,
@@ -36,10 +37,10 @@ class StatisticsCollector(threading.Thread):
 
     def incOpcUaRequests(self):
         self.stats['opcUaRequests'] += 1
-    
+
     def incOpcUaErrors(self):
         self.stats['opcUaErrors'] += 1
-    
+
     def incOpcUaTimeouts(self):
         self.stats['opcUaTimeouts'] += 1
 
@@ -63,4 +64,3 @@ class StatisticsCollector(threading.Thread):
             self.stats['uptime'] = int((currentTime - startTime).total_seconds())
             self.queue.put(StatisticsDataObject(self.topic, self.stats))
             self.killEvent.wait(timeout=float(self.period))
-