diff --git a/.gitignore b/.gitignore
index eada3cc31..7ccb640e4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ simba/sandbox
 _build/html/
 docs/_build
 /docs/_build/
+/simba/sandbox/
diff --git a/simba/mixins/statistics_mixin.py b/simba/mixins/statistics_mixin.py
index a2a2d7995..90ac78021 100644
--- a/simba/mixins/statistics_mixin.py
+++ b/simba/mixins/statistics_mixin.py
@@ -3906,6 +3906,7 @@ def calinski_harabasz(x: np.ndarray, y: np.ndarray) -> float:
         :return: Calinski-Harabasz score.
         :float: float
 
+        :example:
         :example:
         >>> x = np.random.random((100, 2)).astype(np.float32)
         >>> y = np.random.randint(0, 100, (100,)).astype(np.int64)
diff --git a/simba/unsupervised/cluster_validation_calculator.py b/simba/unsupervised/cluster_validation_calculator.py
index 37bc9c35d..944fcf3ae 100644
--- a/simba/unsupervised/cluster_validation_calculator.py
+++ b/simba/unsupervised/cluster_validation_calculator.py
@@ -112,8 +112,8 @@ def save(self):
         )
 
 
-# calculator = ClusterValidators(config_path='/Users/simon/Desktop/envs/NG_Unsupervised/project_folder/project_config.ini',
-#                                data_path='/Users/simon/Desktop/envs/NG_Unsupervised/project_folder/small_clusters',
-#                                validator_func=Statistics.calinski_harabasz)
-# calculator.run()
-# calculator.save()
+calculator = ClusterValidators(config_path='/Users/simon/Desktop/envs/NG_Unsupervised/project_folder/project_config.ini',
+                               data_path='/Users/simon/Desktop/envs/NG_Unsupervised/project_folder/small_clusters',
+                               validator_func=Statistics.calinski_harabasz)
+calculator.run()
+calculator.save()