Update app.py

app.py

@@ -20,7 +20,12 @@ def process(context_file, question):
         raw_data = file.read()
         result = chardet.detect(raw_data)
         encoding = result['encoding']
-        context = raw_data.decode(encoding, errors='replace')  # Replace errors with placeholder
+    
+        # Fallback to a default encoding if detection fails
+        if encoding is None:
+            encoding = 'utf-8'  # You can change this to another default encoding
+    
+        context = raw_data.decode(encoding, errors='replace')  # Replace errors with a placeholder
     
 
     answer = answer_question(context, question)