Making Python scripts run on Windows without specifying “.py” extension

Question

I want to able to open a command prompt at the folder which contains a python script and just type in the script name without the .py and watch it run.

Following the

Answer 1

Add .PY to PATHEXT as noted before

Then do:

assoc .py=Python.File
ftype Python.File=c:\Python27\python.exe "%1" %*

Adding python to the path isn't necessary to execute the script in a command prompt or double clicking in Explorer, only if you want to start an interactive python session or running the script with python yourscript.py

See http://docs.python.org/2/using/windows.html for more details.