I've never successfully been able to run a Python script.

I'm currently trying to run the kadFeeder Python script. I have Python installed.
From everything I've read I'm supposed to navigate my way into the directory via CMD.

Open CMD.

C:\Users\Me\ cd Downloads
C:\Users\Me\Downloads cd kadFeeder
C:\Users\Me\Downlaods\kadFeeder python kadFeeder.py
C:\Users\Me\Downlaods\kadFeeder

Nothing happens. Any clue what I'm doing wrong??