how to test for a dependency
dd55 at cornell.edu
Mon Jan 9 22:56:34 CET 2006
Sybren Stuvel wrote:
> Darren Dale enlightened us with:
>> I would like to test that latex is installed on a windows, mac or linux
>> machine. What is the best way to do this? This should work:
>> if os.system('latex -v'):
>> print 'please install latex'
> The downside is that you can only use this to test by executing.
> Perhaps it would be better to make a function that can search the PATH
> environment variable in a cross-platform way. Also make sure you
> include any platform-specific executable postfixes like Window's
I guess that would work. I was hoping there was a more elegant, batteries
included way to do it.
By the way, great Zappa quote.
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