Class design question

[Wildemar Wildenburger]

Adam Lanier wrote:
>> class Foo(object):
>>     def __init__(self, *args):
>>         self.params = [arg if isinstance(arg, Bar) else Bar(arg) for
>> arg in args]
>>
> 
> Interesting, I'm not familiar with this idiom...
> 
> 
These are two idioms actually:

1. a "list comprehension":
    >>> newlist = [return_something(item) for item in some_iterable]

2. where return_something(item) is a "conditional assignment":
    >>> result = a if condition_is_true else b

/W