What is "lambda x=x : ... " ?
fredrik at pythonware.com
Thu Jan 10 19:59:23 CET 2008
Mike Meyer wrote:
>> What does "y=y" and "c=c" mean in the lambda function?
> Older versions of python didn't make variables in an outer scope
> visible in the inner scope. This was the standard idiom to work
> around that.
lexically scoped free variables and object binding are two different
things, and have different semantics. the former does not always
replace the latter.
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