If you want anonymous blocks, by all means use Ruby. Python has first-class callables, Ruby has anonymous blocks. Pick your favorite, but don't whine that neither language has both. It ain't gonna happen.
On 11/16/06, Greg Ewing <[EMAIL PROTECTED]> wrote: > Talin wrote: > > > From my point of view, both 'with' and generator expressions are > > limited, special-case solutions to a general problem - the desire to be > > able to use and manipulate unnamed blocks of code as first-class > > objects. > > I don't think it's as simple as that. Back when the with > statement was first being discussed, I suggested that it > should be implemented by passing the body as an anonymous > function. That would have been a very simple way of doing > it, but there were problems, such as what to do if the > body contained break or continue statements. In the end, > Guido rejected the anonymous-function approach, and we > ended up with something that is rather more elaborate. > > So we have a situation where there was no syntactical > barrier to treating a code block as an anonymous function, > but we chose not to do so. That seems to cast doubt on > the idea that first-class code blocks would solve all > the problems you suggest they would solve. > > -- > Greg > _______________________________________________ > Python-3000 mailing list > Python-3000@python.org > http://mail.python.org/mailman/listinfo/python-3000 > Unsubscribe: > http://mail.python.org/mailman/options/python-3000/guido%40python.org > -- --Guido van Rossum (home page: http://www.python.org/~guido/) _______________________________________________ Python-3000 mailing list Python-3000@python.org http://mail.python.org/mailman/listinfo/python-3000 Unsubscribe: http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
