maintain 2 versions of python on my computer

[Duncan Booth]

Mike <mike at mhuffman.com> wrote:

>> That seems overkill. This does pretty much the same thing:
>>
>>         @(C:\Python26\Python -x %~f0 %* || pause) && goto:EOF
>>         import sys
>>         print sys.version
>>         # raise RuntimeError # uncomment to trigger the 'pause'
>>
> 
> Indeed! Must be as close to a "Windows shebang line" as you can get.
> 
> In actual use, if/when I want a pause, I typically make a call
> raw_input() or msvcrt.getch()

Right, but that doesn't help if you have an uncaught exception. Personally 
I run scripts from a command window so I don't care whether they pause or 
not, but since your example had a pause I thought I'd throw one in too.

> 
>> EOF is a special label which may be used to exist a CMD file without
>> having to explicitly define it.
> 
> Did not know that; something new for my toolbox!
> 
s/exist/exit/

There's a surprising amount you can do in a windows cmd or bat file, it's 
just that the syntax is so archane.