First You should download python from https://www.python.org/downloads/ .
Then you should install it. when you install it, don't forget to put a tick infront of create variable field.
If you should wish to run it on Firefox, please download geckodriver from https://github.com/mozilla/geckodriver/releases and extract it and put the application file in C:\Users\admin\AppData\Local\Programs\Python\Python37-32.
or
If you If you should wish to run it on Chrome please download chromedriver from https://chromedriver.chromium.org/downloads and extract it and put the application file in C:\Users\admin\AppData\Local\Programs\Python\Python37-32.
Then you should open your project file in Visual Studio Code and enter following code snippet pip install selenium. (If you fail to execute this code with visual studio code, Please use your command prompt with ruan as administrator option)
Then you can download this code and paste it on visual studio code and give your Twitter credential and run the app using python app.py