diff --git a/lib/core/job.py b/lib/core/job.py
index e5b1699..7e913c2 100644
--- a/lib/core/job.py
+++ b/lib/core/job.py
@@ -4,12 +4,14 @@ execute.
 """
 from datetime import datetime
 
+
 def generateId():
     i = 0
     while True:
         yield i
         i += 1
 
+
 class Job:
     def __init__(self, service):
         self.service = service
@@ -17,7 +19,6 @@ class Job:
         self.hostThreshold = {}
         for host in service.get_hostgroup().get_hosts():
             self.hostThreshold[host] = service.get_threshold()
-        
 
     def __str__(self):
         return str(self.__dict__)
@@ -58,6 +59,4 @@ class JobInfo:
         self.executionEnd = datetime.now()
 
     def set_execution_successful(self, successful):
-        self.executionSuccess = successful
-
-
+        self.executionSuccess = successful
\ No newline at end of file