I think this explains the issue http://docs.sympy.org/latest/guide.html#functions (search for "meta"). By the way, I still think we should remove this document https://github.com/sympy/sympy/pull/2807.
Aaron Meurer On Tue, Mar 10, 2015 at 2:16 PM, Joachim Durchholz <[email protected]> wrote: > Am 10.03.2015 um 19:39 schrieb Aaron Meurer: >> >> I suppose it must be there to distinguish subtypes from other subtypes >> of BasicMeta that aren't BasicType. > > > No other subtypes exist. > >> Either that or it used to have >> >> methods but they were deleted, and the class was not deleted. I would >> look into the git history of it using git blame. > > > It was created by Ondrej in ddd0349 (2007-09-23), as an empty superclass to > MetaBasicMeths. > It wasn't used as a superclass to anything else, not even then (but > MetaBasicMeths got renamed to BasicMeta along the way). > Maybe he anticipated that BasicType would acquire methods over time. > > I'll try and see what happens if I remove it and change all references to > BasicMeta. > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/54FF4319.40307%40durchholz.org. > > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6LYe1PNkOUgkUCxnPeH41UJ57vqOMGMDRNSxsxG2SnGaA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
