Re: Why can not initialize the class?

References	<53F752FA.8080902@gmail.com> <CACwCsY5P_8OUma6yMJxNCDd1WHtNrM0_ck2oebLv3mpPF20WCQ@mail.gmail.com> <53F756BF.1030100@gmail.com>
Date	2014-08-22 10:45 -0400
Subject	Re: Why can not initialize the class?
From	Joel Goldstick <joel.goldstick@gmail.com>
Newsgroups	comp.lang.python
Message-ID	<mailman.13290.1408718711.18130.python-list@python.org> (permalink)

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On Fri, Aug 22, 2014 at 10:42 AM, luofeiyu <elearn2014@gmail.com> wrote:
> how to fix the code then?
>
> On 8/22/2014 10:36 PM, Larry Martell wrote:
>>
>> The 'in' operator requires an iterable. When you do 'self.email = email'
>> set_email gets called and value is None.
>
>
You might want to set your default values to "" instead of none.  When
you create an instance of Contact, you should pass the first name,
last name, and email address.
> --
> https://mail.python.org/mailman/listinfo/python-list



-- 
Joel Goldstick
http://joelgoldstick.com

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Re: Why can not initialize the class? Joel Goldstick <joel.goldstick@gmail.com> - 2014-08-22 10:45 -0400

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