Update app.py

app.py

@@ -70,14 +70,16 @@ if "vector" not in st.session_state:
     # pdf_file_path = "*.pdf"                                                 # JB
     # st.session_state.loader = PyPDFLoader(file_path=pdf_file_path).load()   # JB
     # st.session_state.loader = PyPDFLoader(*.pdf).load()                     # JB syntax error *.pdf !
-    st.session_state.loader = PyPDFDirectoryLoader("*.pdf").load()                 # JB PyPDFDirectoryLoader("example_data/")   
+    st.session_state.loader = PyPDFDirectoryLoader("*.pdf")                   # JB PyPDFDirectoryLoader("example_data/")   
     # chunks = self.text_splitter.split_documents(docs)
     # chunks = filter_complex_metadata(chunks)
 
-
+    # JB:
+    # https://python.langchain.com/docs/modules/data_connection/document_loaders/pdf#pypdf-directory
+    st.session_state.docs = loader.load()
 
     st.session_state.text_splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=200)
-    st.session_state.documents = st.session_state.text_splitter.split_documents( st.session_state.docs)
+    st.session_state.documents = st.session_state.text_splitter.split_documents(st.session_state.docs)
     # st.session_state.vector = FAISS.from_documents(st.session_state.documents, st.session_state.embeddings) # ORIGINAL
     st.session_state.vector = FAISS.from_documents(st.session_state.documents, st.session_state.embeddings) # ORIGINAL
     # ZIE: