Building a chart app using python - Part Seven

This is part seven in a series that shows you how to build your very own charting application using the tkinter library. We will use the GUI from this library to build a working chart application! 0:00 intro 00:11 addressing some inefficiencies 01:18 potential problems with yfinance API 02:27 create the global variables 03:15 update the function with global variables 04:11 adjust the download 04:27 create an if statement 05:58 get the date range for downloading 07:37 adjust the download statement 08:42 reset the variables 09:35 slice the dataframe 10:47 rerunning the application