Update app.py

app.py

@@ -111,8 +111,8 @@ tokenizer.pad_token = tokenizer.eos_token  # یا می‌توانید این خ
 def get_pdf_index():
     with st.spinner('📄 در حال پردازش فایل PDF...'):
         pdf_loader = PyPDFLoader('test1.pdf')
-        embeddings = SentenceTransformer("Thomslionel/embedings")
-        # embeddings = HuggingFaceInstructEmbeddings(model_name="HooshvareLab/gpt2-fa", tokenizer=tokenizer)
+        # embeddings = SentenceTransformer("Thomslionel/embedings")
+        embeddings = HuggingFaceInstructEmbeddings(model_name="PartAI/Dorna-Llama3-8B-Instruct")
         index = VectorstoreIndexCreator(embedding=embeddings, text_splitter=RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=128)).from_loaders([pdf_loader])
         return index