Hi,

In message "Re: [ruby-core:44761] [ruby-trunk - Feature #6375] Python notation for literal Hash"
    on Mon, 30 Apr 2012 08:30:30 +0900, "alexeymuranov (Alexey Muranov)" <redmine / ruby-lang.org> writes:

|Matz, currently { 'a': 'b' } does not work in Ruby, do you propose that it be a synonym for { :a => 'b' } in a future version?  If not, i do not see your point.

For non-identifier symbol, I am positive to add {"a+": "b"} as synonym for {:"a+" => "b"}.