[EMAIL PROTECTED] je napisao/la:
> Hello,
>
>
> I have a member function with many (20) named arguments
>
> def __init__(self,a=1,b=2):
> self.a=a
> self.b=b
>
> I would like to get rid of the many redundant lines like self.a=a and
> set the members automatically.
> The list of default arguments could be given like
>
> def __init__(**kwargs):
> arglist={"a":1,"b":2]
>
> if this makes things easier
>
> Of course there has to be a check that raises an error in case of an
> unknown argument not mentioned in this list.
>
>
> I am sure there is an elegant way how to do this, could you give me any
> hints???
>
>
> Many thanks
>
>
>
> Daniel
def changeattrs(obj, __dict, **kwargs):
for name, value in __dict.iteritems():
if hasattr(obj, name):
setattr(obj, name, value)
else:
raise AttributeError
for name in kwargs:
if hasattr(obj, name):
setattr(obj, name, kwargs[name])
else:
raise AttributeError
def locals2self(depth=0):
import sys
ns = sys._getframe(depth+1).f_locals
obj = ns['self']
for name, value in ns.iteritems():
if name != 'self':
setattr(obj, name, value)
class C1(object):
def __init__(self, a=1, b=2, c=3, d=4):
locals2self()
class C2(object):
a = 1
b = 2
c = 3
d = 4
def __init__(self, **kwargs):
changeattrs(self, kwargs)
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