Update app.py

app.py

@@ -143,9 +143,9 @@ def main():
     
     with st.sidebar:
         st.subheader("Your excel file")
-        xls_docs = st.file_uploader("Upload your PDFs here and click on 'Process'", accept_multiple_files=True,type=['xlsx'])
+        xls_docs = st.file_uploader("Upload your PDFs here and click on 'Process'", accept_multiple_files=True,type=['csv'])
         if xls_docs is not None:
-            df = pd.read_excel(xls_docs)
+            df = pd.read_csv(xls_docs)
         
         st.subheader("Your documents")
         pdf_docs = st.file_uploader("Upload your PDFs here and click on 'Process'", accept_multiple_files=True)