Python Flask

Question

how to get data from excel and print them in Charts

Answer 1

Some libs for working with excel files (data extraction):
http://www.python-excel.org/Home
https://realpython.com/openpyxl-excel-spreadsheets-python/
You can then use library such as matplotlib for generating graphs:
https://towardsdatascience.com/matplotlib-tutorial-learn-basics-of-pythons-powerful-plotting-library-b5d1b8f67596
You can then use the plot.savefig method to save as various formats:
https://matplotlib.org/3.1.1/api/_as_gen/matplotlib.pyplot.savefig.html