How to run python file in windows shell?

Question

Python

I created a file and saved it to my desktop.
file script1.py
def main():
print("this is our script test file")
main()

Run Power shell :
C: \Users\user> cd Desktop
C: \Users\user> cd Desktop > script1.py

Exits new line
C: \Users\user> cd Desktop >

This is our script test file

doesn't work What am I doing wrong?

Answer 1

What if python script.py?

Answer 2

Did you put python in PATH?
Run happens python my_script.py