<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 12, 2015 at 5:43 AM, Steven D'Aprano <span dir="ltr"><<a href="mailto:steve@pearwood.info" target="_blank">steve@pearwood.info</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div id=":2tb" class="" style="overflow:hidden">A very strong -1 on the proposal. We already have a perfectly good way<br>
to spell dict += , namely dict.update. As for dict + on its own, we have<br>
a way to spell that too: exactly as you write above.</div></blockquote></div><br>Another strong -1 from me. In my view, the only operation on dictionaries that would deserve to be denoted + would be counter or sparse array addition, but we already have collections.Counter and writing a sparse array (as in sa(a=1,c=-2) + sa(a=1,b=1,c=1) == sa(a=2,b=1,c=-1)) is a simple exercise.</div></div>