Albert-Jan Roskam, 24.07.2012 11:18:
>> I would like to test how long it takes for two versions of the same
>> program to start up and be ready to receive commands. The program is
>> SPSS version-very-old vs. SPSS version-latest.
>>
>> Normally I'd just fire the program up in a subprocess and measure the
>> time before and after finishing. But this kind of program is never
>> finished. It's looping until infinity and waiting for events/commands. I
>> tried wrapping it in a "while True" loop, and break out of the loop and
>> terminate the program (using ctypes) if the retcode of the process is
>> equal to zero. But that doesn't work.
>
>Is it really looping or is it just sitting and waiting for input? You might
>be able to provide some input that makes it terminate.
>
>Stefan
>
>===> Good idea. And thanks everybody for replying. I solved it by using
>SendKeys-ctypes-0.2.
>I couldn't use pywin32 -- no rights to install this :-((
>Here's a fragment (it won't work on an english locale, I think. Replace 'u'
>with 'r' (for "Run...").
> start = time.clock()
> if windows_version == "Windows 2000" and spss_version == 14:
> SendKeys.SendKeys("""{LWIN}
> {PAUSE 0.25}
> u
> %s{ENTER}
> {PAUSE %2.1f}
> %%{TAB 2}
> %%{F4}""" % (spss_path, PAUSE), with_spaces=True)
> elif windows_version == "Windows 7":
> SendKeys.SendKeys("""{LWIN}
> {PAUSE 0.25}
> %s{ENTER}
> {PAUSE %2.1f}
> %%{TAB}
> %%{F4}""" % (spss_path, PAUSE), with_spaces=True)
> end = time.clock()
> duration = (end - start)
________________________________
From: Stefan Behnel <[email protected]>
To: [email protected]
Sent: Tuesday, July 24, 2012 2:29 PM
Subject: Re: [Tutor] measuring the start up time of an event-driven program
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