Update app.py

app.py

@@ -38,7 +38,7 @@ embedding_model = SentenceTransformerEmbedding('all-MiniLM-L6-v2')
 groq_api_key = "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"
 langchain_api_key = "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"
 
-llm = ChatGroq(model="llama3-8b-8192")
+llm =  = ChatGroq(model="llama3-8b-8192", groq_api_key=groq_api_key)
 
 def load_document(document_path):
     try:
@@ -64,7 +64,7 @@ def initialize_chroma(splits):
         rag_chain = (
             {"context": retriever | format_docs, "question": RunnablePassthrough()}
             | prompt
-            | llm = ChatGroq(model="llama3-8b-8192", groq_api_key=groq_api_key)
+            | llm
             | StrOutputParser()
         )
         return rag_chain