<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 8, 2015 at 3:59 AM, Alexander Belopolsky <span dir="ltr"><<a href="mailto:alexander.belopolsky@gmail.com" target="_blank">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"><span class=""><div class="gmail_quote">On Mon, Sep 7, 2015 at 9:57 PM, Alexander Belopolsky <span dir="ltr"><<a href="mailto:alexander.belopolsky@gmail.com" target="_blank">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">Solution 1: Make t1 > t0.<br><br>Solution 2: Leave t1 == t0, but make t1 != u1.</div></blockquote></div><br></span>Solution 3:  Leave t1 == t0, but make *both* t0 != u0 and t1 != u1 if t0.utcoffset() != t1.utcoffset().</blockquote></div><br>I've implemented [1] Solution 3 in my Github fork.</div><div class="gmail_extra"><br></div><div class="gmail_extra">[1]: <a href="https://github.com/abalkin/cpython/commit/aac301abe89cad2d65633df98764e5b5704f7629">https://github.com/abalkin/cpython/commit/aac301abe89cad2d65633df98764e5b5704f7629</a></div></div>