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| References | <7619907723400632495@unknownmsgid> <CALwzidk_aLbsoaV4me87SzgzVuGgm1gX5qhgRDEYpCLvP1E_Aw@mail.gmail.com> |
|---|---|
| From | Anatoli Hristov <tolidtm@gmail.com> |
| Date | 2012-04-03 23:00 +0200 |
| Subject | Re: Run once while loop |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.1300.1333486831.3037.python-list@python.org> (permalink) |
On 03 Apr 2012, at 22:45, Ian Kelly <ian.g.kelly@gmail.com> wrote: > On Tue, Apr 3, 2012 at 2:36 PM, Anatoli Hristov <tolidtm@gmail.com> wrote: >> Hi, >> >> I'm trying to do a while loop with condition of time if time is >> 12:00:00 print text, but for this one second the text is printed at >> least 50 times, how can I print only once? > > Set a flag when you print the text to indicate that you've already > printed it, and don't print it again if the flag is set. When it's no > longer 12:00:00, reset the flag. > > That said, a busy while loop is probably the wrong way to do this, > because it will run your CPU at 100%. Better would be to put the > thread to sleep with time.sleep() calls or a real event loop with a > timer event. > > Cheers, > Ian Thank you Ian, what if I wait for other conditions if I use time.sleep for 1 sec? it means that all the program is sleeping for a sec. Regards Hristov Anatoli
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Re: Run once while loop Anatoli Hristov <tolidtm@gmail.com> - 2012-04-03 23:00 +0200
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