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From: Martin P. Hellwig on 11 Jan 2010 08:25
Martin P. Hellwig wrote:
> W. eWatson wrote:
>> Maybe there's a more elegant way to do this. I want to express the
>> result of datetime.datetime.now() in fractional hours.
>>
>> Here's one way.
>>
>> dt=datetime.datetime.now()
>> xtup = dt.timetuple()
>> h = xtup[3]+xtup[4]/60.0+xtup[5]/3600.00+xtup[6]/10**6
>> # now is in fractions of an hour
>
> Here is another (though personally I don't find this more elegant than
> yours, perhaps a bit more readable):
>
> >>> now = datetime.datetime.now()
> >>> fractional_hour = int(now.strftime('%H')) + int(now.strftime('%M'))
> / 60.0
>
Actually my version is overcomplicated:
>>> now = datetime.datetime.now()
>>> fractional_hour = now.hour + now.minute / 60.0

--
MPH
http://blog.dcuktec.com
'If consumed, best digested with added seasoning to own preference.'
From: W. eWatson on 11 Jan 2010 11:44
Austyn wrote:
> Here's an improvement in case you want your code to work outside of
> Arizona:
>
> from time import time, timezone
> h = ((time() - timezone) / 3600) % 24
>
> On Jan 10, 9:04 pm, Austyn <aus...(a)gmail.com> wrote:
>> How about:
>>
>> import time
>> arizona_utc_offset = -7.00
>> h = (time.time() / 3600 + arizona_utc_offset) % 24
>>
>> dt.timetuple()[6] is the day of the week; struct tm_time doesn't
>> include a sub-second field.
>>
>> On Jan 10, 10:28 am, "W. eWatson" <wolftra...(a)invalid.com> wrote:
>>
>>
>>
>>> Maybe there's a more elegant way to do this. I want to express the
>>> result of datetime.datetime.now() in fractional hours.
>>> Here's one way.
>>> dt=datetime.datetime.now()
>>> xtup = dt.timetuple()
>>> h = xtup[3]+xtup[4]/60.0+xtup[5]/3600.00+xtup[6]/10**6
>>> # now is in fractions of an hour
>
There seems to be some controversy about this and other matters of
datetime.
<http://blog.twinapex.fi/2008/06/30/relativity-of-time-shortcomings-in-python-datetime-and-workaround/>
From: W. eWatson on 11 Jan 2010 19:53
Martin P. Hellwig wrote:
> Martin P. Hellwig wrote:
>> W. eWatson wrote:
>>> Maybe there's a more elegant way to do this. I want to express the
>>> result of datetime.datetime.now() in fractional hours.
>>>
>>> Here's one way.
>>>
>>> dt=datetime.datetime.now()
>>> xtup = dt.timetuple()
>>> h = xtup[3]+xtup[4]/60.0+xtup[5]/3600.00+xtup[6]/10**6
>>> # now is in fractions of an hour
>>
>> Here is another (though personally I don't find this more elegant than
>> yours, perhaps a bit more readable):
>>
>> >>> now = datetime.datetime.now()
>> >>> fractional_hour = int(now.strftime('%H')) +
>> int(now.strftime('%M')) / 60.0
>>
> Actually my version is overcomplicated:
> >>> now = datetime.datetime.now()
> >>> fractional_hour = now.hour + now.minute / 60.0
>
See my post about the datetime controversy about 3-4 posts up from yours.
From: W. eWatson on 11 Jan 2010 19:53
Martin P. Hellwig wrote:
> Martin P. Hellwig wrote:
>> W. eWatson wrote:
>>> Maybe there's a more elegant way to do this. I want to express the
>>> result of datetime.datetime.now() in fractional hours.
>>>
>>> Here's one way.
>>>
>>> dt=datetime.datetime.now()
>>> xtup = dt.timetuple()
>>> h = xtup[3]+xtup[4]/60.0+xtup[5]/3600.00+xtup[6]/10**6
>>> # now is in fractions of an hour
>>
>> Here is another (though personally I don't find this more elegant than
>> yours, perhaps a bit more readable):
>>
>> >>> now = datetime.datetime.now()
>> >>> fractional_hour = int(now.strftime('%H')) +
>> int(now.strftime('%M')) / 60.0
>>
> Actually my version is overcomplicated:
> >>> now = datetime.datetime.now()
> >>> fractional_hour = now.hour + now.minute / 60.0
>
See my post about the datetime controversy about 3-4 posts up from yours.
From: Ben Finney on 11 Jan 2010 20:27
"W. eWatson" <wolftracks(a)invalid.com> writes:

> See my post about the datetime controversy about 3-4 posts up from
> yours.

This forum is distributed, and there's no “up” or “3-4 messages” that is
common for all readers.

Could you give the Message-ID for that message?

--
\ “As we enjoy great advantages from the inventions of others, we |
`\ should be glad to serve others by any invention of ours; and |
_o__) this we should do freely and generously.” —Benjamin Franklin |
Ben Finney
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