changes

app.py

@@ -3,6 +3,7 @@ from platform import python_version
 import os
 import pandas as pd
 from datetime import datetime
+
 import openpyxl as openpyxl
 from openpyxl.styles import PatternFill, Border, Side
 from openpyxl.utils.dataframe import dataframe_to_rows

requirements.txt.txt

@@ -1,3 +1,8 @@
+pip>=6.0
+lxml>=3.3.4
+pytest
+pillow
+tox
 streamlit
 pandas
 openpyxl