How to specify Python version in script?

[kj]

In <mailman.261.1257963528.2873.python-list at python.org> Benjamin Kaplan <benjamin.kaplan at case.edu> writes:

>On Wed, Nov 11, 2009 at 12:16 PM, kj <no.email at please.post> wrote:
>>
>>
>>
>>
>> I have a script that must be run with Python 2.6.x. =A0If one tries
>> to run it with, say, 2.5.x, *eventually* it runs into problems and
>> crashes. =A0(The failure is quicker if one attempts to run it with
>> Python 3.x.)
>>
>> Is there some way to specify at the very beginning of the script
>> the acceptable range of Python versions?
>>

>min_version =3D (2,6)
>import sys
>if sys.version_info < min_version :
>   print >> stderr, "must be run with at least Python 2.6"
>   sys.exit(1)

Thanks!

kynn