Fix pyling errors

Author: Yohann Leon

packet/HardwareReservation.py

@@ -57,4 +57,4 @@ def __repr__(self):
         return "{}: {}".format(self.__class__.__name__, self.id)
 
     def __getitem__(self, item):
-        return getattr(self, item)
+        return getattr(self, item)

packet/Manager.py

@@ -75,7 +75,9 @@ def create_project(self, name):
         return Project(data, self)
 
     def list_hardware_reservations(self, project_id, params={}):
-        data = self.call_api("projects/%s/hardware-reservations" % project_id, params=params)
+        data = self.call_api(
+            "projects/%s/hardware-reservations" % project_id, params=params
+        )
         hardware_reservations = list()
         for jsoned in data["hardware_reservations"]:
             hardware_reservation = HardwareReservation(jsoned, self)