Calling the parent class' __init__
Vetle Roeim
vr at acm.org
Fri Oct 6 07:43:06 EDT 2000
* Roeland Rengelink
> > A parent class defines some instance variables I want to access in
> > the subclass. I thought I was supposed to call the super class'
> > __init__ but whenever I tried I got errors so I didn't--but the
> > first time I tried accessing the super's instance variable (oddly
> > enough, in one of the super's methods) I got a name error. Wierd.
> >
> > Does anyone have some pointers?
>
> You'll need something like:
>
> class A:
> def __init__(self, value):
> self.a = value
>
> class B(A):
> def __init__(self, val1, val2):
> A.__init__(self, val1)
> self.b = val2
>
> def do(self)
> print self.a, self.b
or:
class C(A):
def __init__(self, val1, **keywordvals):
apply(A.__init__, (self, val1), keywordvals)
the-possibilities-are-endless-ly y'rs, vr
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