Argument of the bool function
Mel
mwilson at the-wire.com
Sun Apr 10 12:21:32 EDT 2011
Chris Angelico wrote:
> Who would use keyword arguments with a function that takes only one arg
> anyway?
It's hard to imagine. Maybe somebody trying to generalize function calls
(trying to interpret some other language using a python program?)
# e.g. input winds up having the effect of ..
function = bool
name = 'x'
value = 'the well at the end of the world'
## ...
actions.append ((function, {name:value}))
## ...
for function, args in actions:
results.append (function (**args))
Not something I, for one, do every day. But regularity in a language is
good when you can get it, especially for abstract things like that.
I can sort of guess that `dir` was perhaps coded in C for speed and doesn't
spend time looking for complicated argument lists.
Python is a pragmatic language, so all the rules come pre-broken.
Mel.
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