On Jun 8, 9:37 am, Peter Otten <__pete...@web.de> wrote:
> Ross Williamson wrote:
> > Hi Everyone,
>
> > Just a quick question - Is it possible to assign class variables in
> > the __init__() - i.e. somthing like:
>
> > def __init__(self,self.source = "test", self.length = 1)
>
> > rather than
>
> > def __init__(self,source = "test", length = 1):
>
> No. If you are just lazy, try
>
> >>> import sys
> >>> def update_self():
>
> ... d = sys._getframe(1)
> ... d = d.f_locals
> ... self = d.pop("self")
> ... for k, v in d.iteritems():
> ... setattr(self, k, v)
> ...>>> class A(object):
>
> ... def __init__(self, source="test", length=1):
> ... update_self()
> ... def __repr__(self):
> ... return "A(source=%r, length=%r)" % (self.source,
> self.length)
> ...>>> A()
>
> A(source='test', length=1)>>> A(length=42)
>
> A(source='test', length=42)
>
> Personally, I prefer explicit assignments inside __init__().
>
> Peter
Or more simply
def __init__(self, source = "test", length = 1):
for (k, v) in locals().iteritems():
if k != 'self':
setattr(self, k, v)
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