newbie: for loop within for loop question
ironfroggy at socialserve.com
Mon Jun 16 05:22:43 CEST 2008
The sets module is no longer needed, as we have the built-in sets
type. Its even getting a literal syntax soon.
As for the original problem, I agree on the homework smell.
On Jun 15, 2008, at 9:31 PM, takayuki wrote:
> thanks for your reply. unfortunately i accidentally posted only half
> of my question! the "real" post should be up now.
> my apologies.
> On Jun 16, 10:15 am, Dennis Lee Bieber <wlfr... at ix.netcom.com> wrote:
>> On Sun, 15 Jun 2008 17:18:54 -0700 (PDT), takayuki
>> <lawtonp... at gmail.com> declaimed the following in comp.lang.python:
>>> Hi everyone,
>>> I'm studying python via the excellent "how to think like a python
>>> programmer" book by Allen Downey. Noob question follows...
>>> I have a txt file (animals.txt) which contains the following text
>>> on a separate line: aardvark, bat, cat, dog, elephant, fish,
>>> horse, inchworm, jackelope
>>> I want to create a function that loops through the animals.txt file
>>> and does *not* print the word if any of the user specified
>>> letters are
>>> in that word.
>>> def hasnolet(x):
>> Hope this wasn't a homework assignment... It gave me my
>> first excuse
>> to try the set module...
>>>>> import sets
>>>>> words = [ "aardvark", "bat", "cat", "dog", "elephant", "fish" ]
>>>>> exclude = "want"
>>>>> excludeset = sets.Set(exclude)
>> Set(['a', 't', 'w', 'n'])>>> for w in words:
>> ... if not excludeset.intersection(w):
>> ... print w
>> Wulfraed Dennis Lee Bieber KD6MOG
>> wlfr... at ix.netcom.com wulfr... at bestiaria.com
>> (Bestiaria Support Staff: web-
>> a... at bestiaria.com)
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