adding text source

app.py

@@ -28,7 +28,7 @@ def RAG_Langchain(query):
     embeddings = SentenceTransformerEmbeddings(model_name=model_name)
     repo_id = "llmware/bling-sheared-llama-1.3b-0.1"
 
-    loader = DirectoryLoader('data/', glob="**/*.pdf", show_progress=True, loader_cls=PyPDFLoader)
+    loader = DirectoryLoader('', glob="**/*.txt", show_progress=True, loader_cls=PyPDFLoader)
 
     documents = loader.load()