changes to calibration class

energyplus_calibrator/calibration_class.py

@@ -628,7 +628,8 @@ class EnergyPlusCalibrator:
                              "ret_val_on_error": 10_000,
                              # For this example, let's keep the runtime low
                              "max_itercount": 1_000_000,
-                             "max_time": max_time
+                             "max_time": max_time,
+                             'save_current_best_iterate': True
                              }
 
         kwargs_scipy_dif_evo = {"maxiter": 1_000_000,