Update app.py

app.py

@@ -9,12 +9,27 @@ import os
 print(f"Prediction environment scikit-learn version: {sklearn.__version__}")
 
 def decode_file(file_path):
-    with open(file_path, 'rb') as file:
-        obj = pickle.load(file)
-    return obj
+    try:
+        with open(file_path, 'rb') as file:
+            obj = pickle.load(file)
+        return obj
+    except FileNotFoundError:
+        print(f"Error: File not found at {file_path}")
+        return None
+    except Exception as e:
+        print(f"Error loading pickle file: {e}")
+        return None
 
-# Load the model without try/except
-model = decode_file('model.pkl')
+# Load the model once when starting the app
+try:
+    model = decode_file('./model.pkl')
+    if model is not None:
+        print("Model loaded successfully")
+    else:
+        print("Model loading failed, None value")
+except Exception as e:
+    print(f"Error loading model: {e}")
+    model = None
 
 def preprocess_input(data_dict):
     """Preprocess input data to match the training format"""