On Jun 17, 2018, at 1:41 PM, Andre Roberge <andre.roberge@gmail.com> wrote:So, a little over 3 years after I submitted a bug report (see previous conversation below) **with a fix** so that no one would have to explain why "right()" could result in a turtle turning left, and vice-versa, my submission was refused and the bug report was closed with the following explanation:"I'm closing this issue since introducing this suggested change would impact teaching materials and resources that have already been published. This would be a change that would break compatibility."I'm curious: does anyone on the edu-sig list has written teaching material for the turtle module that sets world coordinates such that left and right are reversed? If so, how do you explain it to students?Rant: This is the third time that I submit either a bug report for cPython **with** a proposed fix, or simply a fix for an existing bug report and that it is either rejected or dismissed with no alternative solution proposed. Thankfully, the folks here on edu-sig have been much more supportive since I joined, almost 15 years ago. /rantAndré_______________________________________________On Fri, Mar 13, 2015 at 12:48 PM Andre Roberge <andre.roberge@gmail.com> wrote:On Fri, Mar 13, 2015 at 8:52 AM, Jurgis Pralgauskis <jurgis.pralgauskis@gmail.com> wrote:I casn do it with: setworldcoordinates(0, 400, 600, 0)Hi,usually in computer graphics Y is counted to increase downwards.but then, "right(..)" turns to the left :/I could swap:right, left = left, rightbut on errror I get a bit misleading message
>>> right()
Traceback (most recent call last):
File "<pyshell#10>", line 1, in <module>
right()
TypeError: left() takes exactly 1 argument (0 given)I thought to make this hack for kids, so better clearer error msgs...
Any Ideas?http://bugs.python.org/issue23660 (includes a proposed "permanent" fix).AndréThanks :)--Jurgis Pralgauskis
tel: 8-616 77613;
Don't worry, be happy and make things better ;)
http://galvosukykla.lt
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