<div dir="ltr">You're right, I didn't think of that case. So the best definition I can come up with is: "The iteration order is defined and meaningful, and not random." Is this specific enough? I know it's something which isn't testable programmatically (same as `tuple(x) == tuple(x)` which is impractical to test.)<br><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Oct 7, 2014 at 11:10 PM, Alexander Belopolsky <span dir="ltr"><<a href="mailto:alexander.belopolsky@gmail.com" target="_blank" onclick="window.open('https://mail.google.com/mail/?view=cm&tf=1&to=alexander.belopolsky@gmail.com&cc=&bcc=&su=&body=','_blank');return false;">alexander.belopolsky@gmail.com</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 dir="ltr"><div class="gmail_extra"><span class=""><br><div class="gmail_quote">On Tue, Oct 7, 2014 at 4:01 PM, Ram Rachum <span dir="ltr"><<a href="mailto:ram@rachum.com" target="_blank" onclick="window.open('https://mail.google.com/mail/?view=cm&tf=1&to=ram@rachum.com&cc=&bcc=&su=&body=','_blank');return false;">ram@rachum.com</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">you asked for the meaning of when something is ordered. Ed answered something and I said I meant exactly what he said, but maybe I should have been more explicit: I meant that it's guaranteed that `tuple(x) == tuple(x)`.</blockquote></div><div class="gmail_extra"><br></div></span><div class="gmail_extra">I don't think this is a very useful definition:</div><div class="gmail_extra"><br></div><div class="gmail_extra"><div class="gmail_extra">>>> x = iter('abc')</div><div class="gmail_extra">>>> tuple(x) == tuple(x)</div><div class="gmail_extra">False</div><div class="gmail_extra"><div class="gmail_extra">>>> x = set('abc')</div><div class="gmail_extra">>>> tuple(x) == tuple(x)</div><div class="gmail_extra">True</div><div class="gmail_extra"><br></div></div></div><br></div></div>
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