[Python-Dev] method decorators (PEP 318)
Alex Martelli
aleaxit at yahoo.com
Sat Mar 27 03:09:21 EST 2004
On 2004 Mar 27, at 06:27, Barry Warsaw wrote:
...
> attributes, but decorators can also do the trick in a nasty way:
>
> def foobar [
> lambda f: f.author = 'Guido van Rossum',
> lambda f: f.deprecated = True,
> classmethod] (self, arg):
> # Now what?
Not necessarily all that nasty:
def foobar [ with_attributes(
author="Guido van Rossum",
deprecated=True),
classmethod] (cls, args):
pass
with a built-in 'with_attributes' equivalent to:
def with_attributes(f, **kwds):
for k, v in kwds.iteritems():
setattr(f, k, v)
return f
Alex
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