Fix flake8 W291 errors

recircle/instance/models.py

@@ -13,35 +13,22 @@ LEASE_TYPES = tuple(
 
 
 class Instance(models.Model):
-    name = models.CharField(
-        max_length=100, 
-        help_text="Human readable name of instance"
-    )
+    name = models.CharField(max_length=100, help_text="Human readable name of instance")
     remote_id = models.CharField(
-        max_length=100, 
-        help_text="ID of the instance on the backend"
+        max_length=100, help_text="ID of the instance on the backend"
     )
     description = models.TextField(
-        blank=True,
-        help_text="The description of the instance"
+        blank=True, help_text="The description of the instance"
     )
     access_method = models.CharField(
-        max_length=10,
-        choices=ACCESS_METHODS, 
-        help_text="Primary remote access method"
-    )
-    system = models.CharField(
-        max_length=50, 
-        help_text="Operating system type"
+        max_length=10, choices=ACCESS_METHODS, help_text="Primary remote access method"
     )
+    system = models.CharField(max_length=50, help_text="Operating system type")
     password = models.CharField(
-        max_length=50, 
-        help_text="Original password of the instance"
+        max_length=50, help_text="Original password of the instance"
     )
     lease = models.CharField(
-        max_length=50, 
-        choices=LEASE_TYPES, 
-        help_text="Expiration method"
+        max_length=50, choices=LEASE_TYPES, help_text="Expiration method"
     )
     time_of_suspend = models.DateTimeField(
         help_text="After this point in time, the instance will be suspended"