added __str__ to service and made the output look nicer in lishs jobs list

linspector/services/service.py

@@ -54,9 +54,15 @@ class Service(object):
         if KEY_PERIODS in kwargs:
             self.add_periods(kwargs[KEY_PERIODS])
 
+    def __str__(self):
+        return self.get_name() + " " + repr(self._args)
+
     def get_type(self):
         return str(self.__class__)
 
+    def get_name(self):
+        return self.__class__.__name__
+
     def add_arguments(self, args):
         for key, val in args.items():
             self._args[key] = val
@@ -127,9 +133,6 @@ class Service(object):
             self._threshold -= 1
             raise e
 
-
-
-
     def execute(self, jobInfo):
         pass
 
@@ -145,4 +148,4 @@ class Service(object):
         return result
 
     def post_execute(self, jobInfo):
-        pass
+        pass