Update app.py

app.py

@@ -6,6 +6,8 @@ from langchain.memory import ConversationBufferMemory
 from langchain.chains import ConversationChain
 from langchain.chains import ConversationalRetrievalChain
 from langchain.document_loaders import UnstructuredFileLoader
+from langchain_community.document_loaders import PyPDFLoader
+
 from typing import List, Dict, Tuple
 import gradio as gr
 import validators
@@ -45,9 +47,10 @@ class ChatDocumentQA:
             List[str]: Extracted text from the PDFs.
         """
         docs = []
-        loaders = [UnstructuredFileLoader(file_obj, strategy="fast") for file_obj in file_paths]
+        loaders = [PyPDFLoader(file_obj) for file_obj in file_paths]
         for loader in loaders:
             docs.extend(loader.load())
+        print("docs", docs)    
         return docs
 
     def _get_content_from_url(self, urls: str) -> List[str]: