Update app.py

app.py

@@ -70,7 +70,7 @@ try:
 
         print("Step 2d: Initializing Cohere Re-ranker...")
         base_retriever = vectorstore.as_retriever(search_kwargs={'k': 20})
-        compressor = CohereRerank(cohere_api_key=COHERE_API_KEY, top_n=5, model="rerank-english-02") 
+        compressor = CohereRerank(cohere_api_key=COHERE_API_KEY, top_n=5, model="rerank-v3.5") 
         reranking_retriever = ContextualCompressionRetriever(base_compressor=compressor, base_retriever=base_retriever)
         print("Step 2d: SUCCESS")