Hi All, I would like to highlight another currently existing project moving towards numpy/pandas in Common Lisp and at least two libraries specifically for data frames.
https://github.com/Lisp-Stat/lisp-stat https://github.com/sirherrbatka/vellum https://github.com/40ants/teddy Best, Craig On Wed, Apr 12, 2023 at 8:12 AM Marco Antoniotti <marco.antonio...@unimib.it> wrote: > Dear Elliot, Robert, Daniel (just the last one writing) et al. > > First of all, let me apologize for being snarky in my previous comments. > I am getting older. > > Of course, we cannot hope to muster anything like NUMFocus, that goes > without saying. But, as Daniel suggested, we have different needs in the > community, w.r.t., mathematical and numerical issues: two outlooks could be > the following. > > Some of us, Robert, for example if I am not wrong, want to use libraries > that are already out there. This has a long history in the community: the > f2cl project has been instrumental in this respect, and the Matlisp project > did bring many well known Fortran libraries into the fold. The number of > "math", "matrix", "statistical", "ML", libraries listed in CLiki is long. > > Some of us, myself for example, have, at this point, an... aesthetic > approach to the matter (given my day job). While I have no expectations > about the outcome, I like to make proposals for portable and foundational > specifications; hence my stance about "first specify, then code". It is in > this spirit that I followed up on my pamphlet "Why you cannot..." > (doi:10.5281/zenodo.3759522) with an effort to provide a library > implementing the "Language Independent Arithmetic" (LIA) standards ( > https://github.com/marcoxa/CDR-LIA-SPEC - preliminary code is at > https://gitlab.common-lisp.net/cl-lia/cl-lia ) > > I would welcome any help on this later effort. The rest may follow... > > A note on numpy. In general, my feeling is that most of it is already in > the guts of Common Lisp. Yet, it will be useful to check its API. As it > would be useful to study more recent APIs for math/numerical libraries, > most notably, Julia. > > All the best > > Marco > > On Wed, Apr 12, 2023 at 3:22 AM Elliott Johnson < > elli...@elliottjohnson.net> wrote: > >> Robert, >> >> I must say that I am a big fan of your work on asdf and in awe of your >> professional and academic career. >> >> I agree with your assessment that numpy and the entirety of NUMFocus >> would be well outside the scope of the current CL community. >> >> In an effort to conserve the momentum of this thread and channel the >> spirit of my time at Franz Inc, I'd like to emphasize that a lot can be >> accomplished by a small team with clear goals and roles. >> >> I hope that if a such project arises that I can be of assistance. >> >> Best regards, >> Elliott >> >> >> Sent from my T-Mobile 5G Device >> >> >> -------- Original message -------- >> From: Robert Goldman <rpgold...@sift.net> >> Date: 4/11/23 1:07 PM (GMT-08:00) >> To: Discussion list for Common Lisp professionals <pro@common-lisp.net> >> Subject: Re: Numpy and Common Lisp? >> >> I don't mean to rain on the parade, but the development and maintenance >> of numpy consumes a level of resources that is simply beyond the capacity >> of the CL community to muster. >> >> The NUMFocus project, a non-profit, supports this and other numerical >> computation projects (most, but not exclusively python), drawing on >> substantial amounts of corporate sponsorship. >> >> I urge you to cast your eyes on this NumFOCUS sponsors list before >> thinking that our community could even begin to tackle this task: >> https://numfocus.org/sponsors >> >> On 11 Apr 2023, at 7:14, Steven Nunez wrote: >> >> There's also the Lisp-Stat <https://lisp-stat.dev/> ecosystem, if you >> don't already know about it. Data-frame, array-operations and LLA (Lisp >> Linear Algebra) cover much of numpy's functionality; at least enough to get >> significant work done. >> >> On Tuesday, April 11, 2023 at 07:45:50 PM GMT+8, Elliott Johnson < >> elli...@elliottjohnson.net> wrote: >> >> >> FYI - there appears to be a library called numcl that was written to >> cover numpy's functionality. >> >> https://github.com/numcl/numcl >> >> I've yet to try it, but thought I'd pass along the link. >> >> Regards, >> Elliott Johnson >> >> >> -------- Original message -------- >> From: Raymond Wiker <rwi...@gmail.com> >> Date: 4/11/23 3:53 AM (GMT-08:00) >> To: Discussion list for Common Lisp professionals <pro@common-lisp.net> >> Subject: Re: Numpy and Common Lisp? >> >> There’s cl-ana, which may be a useful substitute in some cases… or april, >> possibly. >> >> cliki.net >> >> cl-ana >> <https://www.cliki.net/cl-ana> >> cliki.net >> >> april >> <https://www.cliki.net/april> >> >> If you specifically want numpy, it may be possible to have Common Lisp >> talking to python. >> >> On 11 Apr 2023, at 08:41, Marco Antoniotti <marco.antonio...@unimib.it> >> wrote: >> >> Hi Michael >> >> I am all for it. But, as I said, I am an academic (and a cat). >> >> Should we (as in "a bunch of common lispers", most of whom with day jobs) >> want to do something like that, how would you want to proceed? Note that I >> have been part of many past failures. >> >> All the best >> >> Marco >> >> >> On Tue, Apr 11, 2023 at 1:01 AM Michael Bentley <mich...@stray-labs.com> >> wrote: >> >> >> IMHO, it'd be easier and effective to band up together and FIRST write a >> proper API specification and THEN implement it in CL. >> >> >> I agree. Here’s the API specification for NumPy: >> https://numpy.org/doc/stable/reference/index.html#reference >> >> Looks rather intimidating. Less intimidating though, than doing the FFI >> dance, though. >> >> >>
