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Groups > comp.lang.python > #54664
| From | Terry Reedy <tjreedy@udel.edu> |
|---|---|
| Subject | Re: Help with python functions? |
| Date | 2013-09-23 18:48 -0400 |
| References | <e484b709-1287-4e6a-bc43-05f02a608579@googlegroups.com> <5240489d$0$29992$c3e8da3$5496439d@news.astraweb.com> <66aa7d75-a819-4b21-9f1e-7ad265996150@googlegroups.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.281.1379976512.18130.python-list@python.org> (permalink) |
On 9/23/2013 6:32 PM, kjakupak@gmail.com wrote:
> On Monday, September 23, 2013 9:56:45 AM UTC-4, Steven D'Aprano wrote:
>> On Mon, 23 Sep 2013 05:57:34 -0700, kjakupak wrote:
>>
>> Now you're done! On to the next function...
>>
>>
>>
>> --
>>
>> Steven
>
> def temp(T, from_unit, to_unit):
> conversion_table = {('c', 'k'):lambda x: x + 273.15,
> ('c', 'f'):lambda x: (x * (9.0/5)) + 32,
> ('k', 'c'):lambda x: x - 273.15,
> ('k', 'f'):lambda x: (x * (9.0/5)) - 459.67,
> ('f', 'c'):lambda x: (x - 32) * (5.0/9),
> ('f', 'k'):lambda x: (x + 459.67) * (5.0/9)}
> f = conversion_table[(from_unit.lower(), to_unit.lower())]
> return f(T)
What happens if you run some tests? If you use unittest, you can use the
assertAlmostEqualMethod, or just write something similar yourself. Be
careful with values near 0..
At minimum, how many tests do you need, 6 or 9?
--
Terry Jan Reedy
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Help with python functions? kjakupak@gmail.com - 2013-09-23 05:57 -0700
Re: Help with python functions? Roy Smith <roy@panix.com> - 2013-09-23 09:11 -0400
Re: Help with python functions? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-09-23 13:56 +0000
Re: Help with python functions? kjakupak@gmail.com - 2013-09-23 15:32 -0700
Re: Help with python functions? Terry Reedy <tjreedy@udel.edu> - 2013-09-23 18:48 -0400
Re: Help with python functions? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-09-24 03:08 +0000
Re: Help with python functions? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-09-24 03:17 +0000
Re: Help with python functions? giacomo boffi <pecore@pascolo.net> - 2013-09-24 18:53 +0200
Re: Help with python functions? MRAB <python@mrabarnett.plus.com> - 2013-09-24 18:18 +0100
Re: Help with python functions? kjakupak@gmail.com - 2013-09-23 15:55 -0700
Re: Help with python functions? Dave Angel <davea@davea.name> - 2013-09-24 00:07 +0000
Re: Help with python functions? kjakupak@gmail.com - 2013-09-23 18:23 -0700
Re: Help with python functions? Dave Angel <davea@davea.name> - 2013-09-24 03:52 +0000
Re: Help with python functions? Denis McMahon <denismfmcmahon@gmail.com> - 2013-09-24 02:12 +0000
Re: Help with python functions? kjakupak@gmail.com - 2013-09-23 19:40 -0700
Re: Help with python functions? Denis McMahon <denismfmcmahon@gmail.com> - 2013-09-24 14:51 +0000
Re: Help with python functions? Denis McMahon <denismfmcmahon@gmail.com> - 2013-09-24 19:42 +0000
Re: Help with python functions? kjakupak@gmail.com - 2013-10-01 10:53 -0700
Re: Help with python functions? random832@fastmail.us - 2013-10-01 15:02 -0400
Re: Help with python functions? Denis McMahon <denismfmcmahon@gmail.com> - 2013-10-01 21:45 +0000
Re: Help with python functions? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-10-01 19:19 -0400
Re: Help with python functions? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-09-24 03:15 +0000
Re: Help with python functions? Denis McMahon <denismfmcmahon@gmail.com> - 2013-09-24 15:02 +0000
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