The normal method for "attaching" things on GitHub is by creating a Gist with the contents and then referencing that Gist in the issue.
On Tue, Aug 11, 2015 at 1:36 PM Markus Schaber <m.scha...@codesys.com> wrote: > Hi, Jeff, > > > -----Ursprüngliche Nachricht----- > > Von: Jeff Hardy [mailto:jdha...@gmail.com] > > Gesendet: Sonntag, 9. August 2015 17:50 > > An: Markus Schaber > > Cc: Discussion of IronPython > > Betreff: Re: [Ironpython-users] Problem with the "in" operator for > > > > On Fri, Aug 7, 2015 at 12:47 AM, Markus Schaber > > <m.scha...@codesys.com> wrote: > > > Hi, Jeff, > > > > > > Von: Jeff Hardy [mailto:jdha...@gmail.com] > > >> On Thu, Jul 9, 2015 at 11:50 PM, Markus Schaber > > >> <m.scha...@codesys.com> wrote: > > >> > Hi, Ivan, > > >> > > > >> > Von: Ivan Pozdeev [mailto:v...@mail.mipt.ru] > > >> > > > >> >> > As far as I can see, the "in" operator should return true if > > any > > >> >> >object in the enumerable is "equal" to the object given as > > >> >> >reference: > > >> >> > > >> >> Indeed, > > >> >> > > https://docs.python.org/2/reference/expressions.html#membership-test- > > details states: > > >> >> > > >> >> For the list and tuple types, x in y is true if and only if > > there > > >> >> exists an index i such that x == y[i] is true. > > >> >> > > >> >> Now, to check if IronPython honors this. > > >> >> > > >> >> > assert a in (a,), 'a is in (a,)' > > >> >> > assert a in (b,), 'a is in (b,)' # this one fails... > > >> >> > > >> >> > As far as I can see via breakpoints, the Equals methods of > > the > > >> >> > objects are never actually called, except on the first > > assertion > > >> >> > with the == operator. > > >> >> > > >> >> My guess is it's cutting corners by comparing hashes instead. > > >> > > > >> > Hm, the GetHashCode() method in my example is hardcoded to > > return > > >> > 0, and it is not even called (at least, the breakpoint is not > > hit. > > >> > > > >> > There must be something more subtle... > > >> > > >> In theory it should be creating a dynamic call site for "equals" > > that > > >> will handle all of the cases (except for types that have a > > >> __contains__ method) including IDMOP. Which there could very > > likely > > >> be a bug in how that is generated; I'm not sure the IDMOP is stuff > > >> gets excersized as much as it should. > > > > > > What to do now? > > > > > > Should I file a bug report on > > https://github.com/IronLanguages/main/issues ? > > > > That's probably the best bet, with as minimal a reproduction as > > possible. These code generation bugs are the hardest to deal with > > because I have to page everything involved back into my brain, and > > it's an absolute knot of code to sort through. So, no promises that > > I'll get to it anytime soon. :( > > > > - Jeff > > Thank you. > > I did file https://github.com/IronLanguages/main/issues/1222. It seems I > did not find the right way to attach C# source files, so I had to paste it > into the first comment. > > > Best regards > > Markus Schaber > > CODESYS® a trademark of 3S-Smart Software Solutions GmbH > > Inspiring Automation Solutions > > 3S-Smart Software Solutions GmbH > Dipl.-Inf. Markus Schaber | Product Development Core Technology > Memminger Str. 151 | 87439 Kempten | Germany > Tel. +49-831-54031-979 | Fax +49-831-54031-50 > > E-Mail: m.scha...@codesys.com | Web: http://www.codesys.com | CODESYS > store: http://store.codesys.com > CODESYS forum: http://forum.codesys.com > > Managing Directors: Dipl.Inf. Dieter Hess, Dipl.Inf. Manfred Werner | > Trade register: Kempten HRB 6186 | Tax ID No.: DE 167014915 > > This e-mail may contain confidential and/or privileged information. If you > are not the intended recipient (or have received > this e-mail in error) please notify the sender immediately and destroy > this e-mail. Any unauthorised copying, disclosure > or distribution of the material in this e-mail is strictly forbidden. > > _______________________________________________ > Ironpython-users mailing list > Ironpython-users@python.org > https://mail.python.org/mailman/listinfo/ironpython-users >
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