fixed a problem that combined __getattr__ and usages

test/completion/usages.py

@@ -132,6 +132,16 @@ class TestInstanceVar():
         self._instance_var
 
 
+class NestedClass():
+    def __getattr__(self, name):
+        return self
+
+# Shouldn't find a definition, because there's no name defined (used ``getattr``).
+
+#< (0, 14),
+NestedClass().instance
+
+
 # -----------------
 # inheritance
 # -----------------