[Chicago] Prevent access to method as attribute
Brian Ray
brianhray at gmail.com
Thu Oct 18 14:45:33 CEST 2012
That would cool if a syntax check warned about access an attribute
where a method call was what may have been intended. PyLint does not
do this as far as I am aware. Perhaps there is some other syntax
chacker?
On Thu, Oct 18, 2012 at 7:11 AM, Brantley Harris <deadwisdom at gmail.com> wrote:
> This seems like something that should be done at testing or some syntax
> checking stage, like PyLint. Sure you can solve it this way, it's in fact
> rather interesting and clever, but it adds a whole lot of complexity for
> little gain.
>
> Always Be Testin'
>
> On Wed, Oct 17, 2012 at 7:39 AM, Brian Ray <brianhray at gmail.com> wrote:
>>
>> This is very cool and clean too. Dare I say Pythonic? Good job
>> everyone and thanks!
>>
>> On Wed, Oct 17, 2012 at 6:41 AM, Ken Schutte <kenschutte at gmail.com> wrote:
>> > Along similar lines, you could try this:
>> >
>> >
>> > class notAttribute(object):
>> > def __init__(self, func):
>> > self.func = func
>> >
>> > def __get__(self, obj, type = None):
>> > return self.__class__(self.func.__get__(obj, type))
>> >
>> > def __nonzero__(self):
>> > raise Exception("Don't check me as an attribute! Call me
>> > first!")
>> >
>> > def __call__(self,*a,**kw):
>> > return self.func(*a,**kw)
>> >
>> >
>> > Usage:
>> >
>> > class A(object):
>> >
>> > @notAttribute
>> > def isValid(self):
>> > return False
>> >
>> >
>> > a = A()
>> >
>> > try:
>> > if a.isValid:
>> > print "(1) valid"
>> > else:
>> > print "(1) not valid"
>> > except Exception, e:
>> > print "ERROR:", e
>> >
>> > if a.isValid():
>> > print "(2) valid"
>> > else:
>> > print "(2) not valid"
>> >
>>
>> --
>> Brian Ray
>> @brianray
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>> Chicago mailing list
>> Chicago at python.org
>> http://mail.python.org/mailman/listinfo/chicago
>
>
>
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--
Brian Ray
@brianray
(773) 669-7717
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