Update app.py

app.py

@@ -4,6 +4,8 @@ print("--- Python script starting ---")
 
 import streamlit as st
 import os
+
+os.environ['TOKENIZERS_PARALLELISM'] = 'false'
 os.environ['HF_HOME'] = '/app/huggingface_cache' # For transformers and datasets
 os.environ['TRANSFORMERS_CACHE'] = '/app/huggingface_cache/transformers'
 os.environ['SENTENCE_TRANSFORMERS_HOME'] = '/app/huggingface_cache/sentence_transformers'
@@ -70,7 +72,7 @@ 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-v3.5") 
+        compressor = CohereRerank(cohere_api_key=COHERE_API_KEY, top_n=5, model="rerank-english-v3.0") 
         reranking_retriever = ContextualCompressionRetriever(base_compressor=compressor, base_retriever=base_retriever)
         print("Step 2d: SUCCESS")