devices : make DeviceInfo sortable

QubesOS · Jun 5, 2017 · 257c8c0 · 257c8c0
1 parent b08574a
commit 257c8c0
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/qubes/devices.py b/qubes/devices.py
@@ -359,6 +359,12 @@ def __eq__(self, other):
             self.ident == other.ident
         )
 
+    def __lt__(self, other):
+        if isinstance(other, DeviceInfo):
+            return (self.backend_domain, self.ident) < \
+                   (other.backend_domain, other.ident)
+        return NotImplemented
+
     def __str__(self):
         return '{!s}:{!s}'.format(self.backend_domain, self.ident)