remove nans for real now (#183)

* remove nans for real now

* Update single_point.py

janus_core/calculations/single_point.py

@@ -301,13 +301,14 @@ def _remove_invalid_props(
                 )
             if prop in results:
                 del struct.info[f"{self.architecture}_{prop}"]
+                del struct.calc.results[prop]
                 del results[prop]
 
     def _clean_results(
         self,
         results: CalcResults = None,
         properties: Collection[str] = (),
-        invalidate_calc: bool = False,
+        invalidate_calc: bool = True,
     ) -> None:
         """
         Remove NaN and inf values from results and calc.results dictionaries.
@@ -321,7 +322,7 @@ def _clean_results(
         invalidate_calc : bool
             Remove calculator results if True. When True Atoms object loses
             its property methods and true values are in info and arrays.
-            Default is False.
+            Default is True.
         """
         results = results if results else {}