I just want to chip in that, as far as syntactic sugar go, `somedict:foo` looks better than `somedict..foo`.
2c... ~/santa On Thu, Mar 24, 2011 at 4:40 AM, Jameson Quinn <jameson.qu...@gmail.com>wrote: > "class attrdict" is a perennial dead-end for intermediate pythonistas who > want to save 3 characters/5 keystrokes for item access. Other languages such > as javascript allow "somedict.foo" to mean the same as "somedict['foo']", so > why not python? Well, there are a number of reasons why not, beginning with > all the magic method names in python. > > But saving keystrokes is still a reasonable goal. > > So what about a compromise? Allow "somedict..foo", with two dots, to take > that place. It still saves 2 characters (often 4 keystrokes; and I find even > ', "[", or "]" harder to type than "."). > > The "foo" part would of course have to obey attribute/identifier naming > rules. So there would be no shortcut for "somedict['$#!%']". But for any > identifier-legal foo, the interpreter would just read ..foo as ['foo']. > > I would not be surprised if I'm not the first person to suggest this. If > so, and there's already well-known reasons why this is a bad idea, I > apologize. But if the only reason not to is "we never did it that way > before" or "it would be too addictive, and so people would never want to use > older python versions" or "headache for tools like pylint", I think we > should do it. > > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > http://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > http://mail.python.org/mailman/options/python-dev/santoso.wijaya%40gmail.com > >
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