Object equality through id

CHANGELOG.md

+# 0.3.0
+
+- Two object are equals if they share the same id (`get_id`)
+
 # 0.2.3
 
 - Allow for a default ssl user in the client

grid5000/base.py

@@ -158,3 +158,10 @@ class RESTObject(object):
         d.update(self.__dict__["_attrs"])
         d.update(self.__dict__["_parent_attrs"])
         return d
+
+    # equality via get_id
+    def __hash__(self):
+        return self.get_id().__hash__()
+
+    def __eq__(self, value):
+        return self.get_id() == value.get_id()