Working around a lack of 'goto' in python
tjreedy at udel.edu
Wed Mar 10 17:59:43 CET 2004
"Isaac To" <kkto at csis.hku.hk> wrote in message
news:7ismggofrt.fsf at enark.csis.hku.hk...
> >>>>> "Jeff" == Jeff Epler <jepler at unpythonic.net> writes:
> Jeff> Are you certain that calling a function allocates a dictionary?
> Jeff> function's locals are stored as indices in a C array unless a
> Jeff> function uses bare exec. I'm not sure what a dictionary is
> Jeff> for.
> You mean a function which calls the locals() function is byte-compiled
> differently from a function that won't call locals()?
Of course. One has a call to the locals() function and the other does not.
Note that writing to the dict returned by locals() is *NOT* guaranteed to
affect the local namespace that the dict is a copy of. Specifics can be
version dependent, as revealed by disassembly with the dis module.
Terry J. Reedy
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