[Tutor] time.sleep does not return at turn of the hour!!!
Kent Johnson
kent_johnson at skillsoft.com
Sun Nov 7 05:03:00 CET 2004
What if you take out the file stuff and just do the sleep? For example this
works fine for me (Win2K, Python 2.3.4):
>>> from time import strftime, sleep
>>> while True:
... sleep(1)
... print strftime('%H:%M:%S')
...
Kent
At 10:03 PM 11/6/2004 -0500, Mohamed Lrhazi wrote:
>Hello all,
>
>I am stuck with is strange problem. Here is the srouce:
>
>...
>while 1:
> self.where=self.fp.tell()
> inbuffer=self.fp.read(self.inbuffersize)
> if not inbuffer:
> if self.onefile:
> self.lines=["DONE"]
> break
> new_filename=self.makeFileName()
> if not new_filename == self.filename:
> old_filename=self.filename
> self.fileShift()
> fileshifted=1
> passe=0
> break
> passe=passe+1
> #if not passe % 60:
> log.logLine('logStream.refillLines',"%d:
> Waiting for new lines..."%(passe))
> time.sleep(1) #It seems at the turn of
> the hour, we dont wakeup at all from this call!!!
> log.logLine('logStream.refillLines',"%d:
> Woke up..."%(passe))
> self.fp.seek(self.where)
> else:
> self.bytesRead = self.bytesRead +
> len(inbuffer)
>
>...
>
>Here is the output:
>
>1106 20:59:56:logStream.refillLines: 7: Waiting for new lines...
>1106 20:59:57:logStream.refillLines: 7: Woke up...
>1106 20:59:57:logStream.refillLines: 8: Waiting for new lines...
>1106 20:59:58:logStream.refillLines: 8: Woke up...
>1106 20:59:58:logStream.refillLines: 9: Waiting for new lines...
>1106 20:59:59:logStream.refillLines: 9: Woke up...
>1106 20:59:59:logStream.refillLines: 10: Waiting for new lines...
>
>
>It just hangs there... till I control-C and then:
>
>Traceback (most recent call last):
> File "./parseDaemon.py", line 355, in ?
> l=zeusLog.getNextLine()
> File "./parseDaemon.py", line 237, in getNextLine
> self.refillLines()
> File "./parseDaemon.py", line 206, in refillLines
> time.sleep(1) #It seems at the turn of the hour, we dont wakeup at all
> from this call!!!
>KeyboardInterrupt
>
>
>This happens systematically and only when we turn to the next Hour!!!
>
>I tried with both python python-2.2.3-7 and python2.3-2.3.3-2pydotorg
>I am using Fedora Core 1
>
>Any ideas?
>
>Thanks,
>Mohamed~
>
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