Talks about downloading Pycharm basically the world best software to do anything Python wise coding work .
Variable means memory location storage area .
sentence="my name is Avi"
sent1="Today was a beautiful day"
Teaches you how you can possibly do slicing of different or data so only parts will appear for example with the word Basketball appear back like Ba if we wanted only the first two parts of it .
Shows benefits of using placeholders to storage or allow you to perform actions.