Why python 3.x dosen't work ?

Question

Why python 3.x dosen't work ?
i have windows 7 .

Answer 1

http://www.openbookproject.net/courses/webappdev/units/softwaredesign/resources/install_python_win7.html
Installing Python 3 on Windows 7 - Open Book Project

Please check this method.

Answer 2

thanx bro ;)

Answer 3

I started using Jupyter Notebooks, and it worked without any problems,
See a tutorial at: https://www.futurelearn.com/courses/learn-to-code/5/register

Answer 4

thanx too :)