Update app.py

app.py

@@ -220,8 +220,8 @@ def main():
             st.markdown(get_table_download_link(file), unsafe_allow_html=True)
         with col2:
             if st.button("🔍", key="read_"+file):  # search emoji button
-            with open(file, 'r') as f:
-                file_contents = f.read()
+                with open(file, 'r') as f:
+                    file_contents = f.read()
         with col3:
             if st.button("🗑", key="delete_"+file):
                 os.remove(file)