Quick Filter Dictionary

abcd codecraig at gmail.com
Wed Mar 14 12:43:18 CET 2007


On Mar 14, 7:29 am, "abcd" <codecr... at gmail.com> wrote:
> Hi,
>    I have a dictionary which may contain various keys/values, however,
> it will always contain 'name' and 'age' keys.
>
>    This dictionary is kept inside a class, such as....
>
>     class Person:
>         def __init__(self, name, age):
>             self.data = {'name' : name, 'age' : age}
>
>         def getData(self, includeNameAge=False):
>             if includeNameAge: return self.data
>             tmp = <shallow or deep copy of 'data'>
>             del tmp['name']
>             del tmp['age']
>             return tmp
>
>        The getdata method should return the data stored for the
> person, however, it should be able to return the data excluding the
> 'name' and 'age'.  Any suggestions on how to best implement this?
> Keep in mind this sample code is meant to be an example, I realize
> that a person would probably always want the name and age returned.
>
> thanks


I guess one solution might be....

def getData(self, includeNameAge=False):
    if includeNameAge: return self.data
    return dict(filter(lambda item: item[0] not in ('name', 'age'),
self.data.items()))

any other suggestions, improvements?




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