raise errors if cant load model

app.py

@@ -18,6 +18,7 @@ try:
     print('INFO: embedder loaded')
 except Exception as e:
     print(f"ERROR: loading embedder failed with: {str(e)}")
+    raise e
 
 print('Loading classifiers of codes')
 classifiers_codes = {}
@@ -31,6 +32,7 @@ try:
         print(f'INFO: codes classifier {clf_name} loaded')
 except Exception as e:
     print(f"ERROR: loading classifiers failed with: {str(e)}")
+    raise e
 
 print('Loading classifiers of groups')
 classifiers_groups = {}
@@ -44,6 +46,7 @@ try:
         print(f'INFO: groups classifier {clf_name} loaded')
 except Exception as e:
     print(f"ERROR: loading classifiers failed with: {str(e)}")
+    raise e
 
 print('Loading classifiers in groups')
 groups_models = {}
@@ -58,6 +61,7 @@ try:
         print(f'INFO: codes classifier for group {group_name} loaded')
 except Exception as e:
     print(f"ERROR: loading classifiers failed with: {str(e)}")
+    raise e
 
 
 def classify_code(text, top_n):