How to install Tkinter and Create a window in Tkinter / Python Tkinter tutorial | part 1

This is Python Tkinter tutorial part 1.
• What is tkinter.
• Installing tkinter
• Creating a window in tkinter
enjoy watching.

[@zyzz.vaibhav]

I don't know what's happening but when I run my same program after a while it says name= Tk() is not defined and gives name error but the first time it the same code worked fine

[@codewithyoosuf2215]

Use the code line,
import tkinter as Tk
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