Time delay loop - better way?

Peter Otten __peter__ at web.de
Thu Jul 1 09:52:39 CEST 2004


Dan Bishop wrote:

> "Terry Reedy" <tjreedy at udel.edu> wrote in message
> news:<mailman.316.1088637472.27577.python-list at python.org>...
>> "Conrad" <bogus_address at nospam.com> wrote in message
>> news:pan.2004.06.30.22.48.43.405408 at nospam.com...
>> > Greetings,
>> >
>> > Q: Is there some way to gracefully suspend a python app for a second or
>> >    so then resume?
>> 
>> time.sleep(secs)
>> 
>> >I could write the classic basic dumb
>> >    loop-tenzillion-times delay, but that seems inelegant, and well,
>> >    just wrong.
>> 
>> I believe such loops either hog the CPU or take longer than intended.
> 
> Or even worse, a faster CPU comes out and the loop is *shorter* than
> intended.

Well, you could adjust the delay to CPU speed. But avoid 16-bit counters if
you expect your program to run on fast machines with more than 20 MHz :-)
http://www.merlyn.demon.co.uk/pas-r200.htm#R200

Peter




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