added error for incorrect preprocessing

Deep-SAD-PyTorch/src/datasets/preprocessing.py

@@ -1,5 +1,6 @@
 import torch
 import numpy as np
+import logging
 
 
 def create_semisupervised_setting(
@@ -58,6 +59,15 @@ def create_semisupervised_setting(
     n_unlabeled_outlier = int(x[2])
     n_known_outlier = int(x[3])
 
+    if (
+        sum((n_known_normal, n_unlabeled_normal, n_unlabeled_outlier, n_known_outlier))
+        > labels.shape[0]
+    ):
+        logger = logging.getLogger()
+        logger.error(
+            "Given ratios for the semi-supervised setting are not possible due to data restraints. Please change the ratios or provide more/different data."
+        )
+
     # Sample indices
     perm_normal = np.random.permutation(n_normal)
     perm_outlier = np.random.permutation(len(idx_outlier))