added llama3 model

app.py

@@ -70,9 +70,11 @@ loader = TextLoader('resume_data.txt')
 # loader = DirectoryLoader('./folder/', glob="./*.pdf", loader_cls=PyPDFLoader)
 documents = loader.load()
 
+# model= "togethercomputer/llama-2-70b-chat"
+model = "meta-llama/Llama-3-70b-chat-hf"
 # Make a chain
 llm = TogetherLLM(
-    model= "togethercomputer/llama-2-70b-chat",
+    model= model,
     temperature = 0.1,
     max_tokens = 1024)