Update app.py

app.py

@@ -9,7 +9,7 @@ from langchain.chains.question_answering import load_qa_chain
 from langchain.prompts import PromptTemplate
 from langchain_community.document_loaders import PyPDFLoader
 from langchain_chroma import Chroma
-
+import tempfile
 
 st.set_page_config(page_title="Document Genie", layout="wide")
 
@@ -33,8 +33,11 @@ Follow these simple steps to interact with the chatbot:
 #    return docs
 
 def get_pdf(pdf_file):
+    if pdf_file:
+        temp_dir = tempfile.mkdtemp()
+        path = os.path.join(temp_dir, pdf_file.name)
     # Extract file path from UploadedFile object
-    loader = PyPDFLoader(pdf_file.name)
+    loader = PyPDFLoader(path)
     docs = loader.load()
     return docs