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14:24:34
Bike
my understanding is that ftypes don't actually refer to the function object itself. i sort of remember that conversation though.
14:26:07
Bike
i see. well, we can think about what other information we'd want in a "database" or extended type at least.
14:30:52
Bike
in sbcl the fun-info has, let's see... whether it calls arguments; whether it unwinds (marked as unused); whether any arguments escape; whether it can be constant folded; whether it can be eliminated if the value is discarded; whether a style warning should be signaled if the value is discarded; whether it's a predicate; whether it's recursive; whether it's commutative.
14:31:38
Bike
also since sbcl has transformations specific to function calls instead of only inlining, there's a lot or even most information implicit in transformation functions
14:33:48
beach
Bike: So that challenge would be to turn that information into something independent of SBCL, and perhaps make it extensible.
14:35:54
Bike
i think stassats was also working on something so that which arguments were called or dxable or so on particularly was specified, like as a lambda list type.
14:41:05
beach
Bike: SBCL might be limited by the fact that the compiler can not use generic functions.
14:43:30
Bike
I mean, did you have a limitation in mind? I was expecting this would be something like a type, probably returned by function-info. Which is already extensible but were you thinking of something additionally?
14:44:51
beach
Nothing more specific. Just thinking how an implementation might want to override the behavior or adapt it, or supply information about internal functions, etc.
14:52:11
Bike
there's a lot of stuff we could do really. ftypes probably aren't adequate for a lot of stuff and they're frankly pretty weird
14:57:09
Bike
Shinmera: by the way, extremely obscure documentation question- method combinations have their own documentation, but you can also specify documentation on the method groups. do you have a protocol for retrieving that?
14:58:54
Shinmera
I have been thinking about a general protocol for "local definitions" -- things that are not in the global namespace, but reside under a global definition. For instance restarts and special bindings. No idea how you'd go about discovering those things, but I've wished for documentation of such things for a while.
15:00:46
Shinmera
I mean, for Definitions it doesn't matter. If you have a definition instance, you just call DOCUMENTATION on it and it does whatever.
15:01:25
Shinmera
So if the implementation offers a way of retrieving the docstring then Definitions can just hook into that.
15:53:26
Nephromancer
man, the minimizer function that we're using *really* doesn't like big structures :|
15:59:14
Nephromancer
I'm trying to get a Jupyter Lab notebook to give me a 3D structure for the subunit of this membrane we're building - it's three triangular macrocycles crosslinked together at their tips
15:59:35
Nephromancer
kinda looks like a radiation symbol (in terms of how the triangles are splayed out)
16:01:06
drmeister
Nephromancer: dvssa is on slack - you could copy/paste the structure into the most appropriate slack channel.
16:01:45
drmeister
I don't have you all on IRCCloud yet - that would allow you to paste it here - but it would be slightly more appropriate on slack.
16:02:19
drmeister
I'm still not sure if I will get everyone on IRCCloud - it would allow you to drag and drop files here.
16:03:24
drmeister
But this channel is more for clasp and compiler development and less for molecular design - but I'm a fan of all of this.
16:04:27
drmeister
But yeah - you are hitting the wall that I have been banging in to for decades. Energy minimization is great for structures up to a certain size and then it stops being useful because you get into a size regime where folding becomes an issue.
16:05:19
drmeister
Liz (Nephromancer) is working on running molecular dynamics simulations. We are trying to get the whole tool chain up and running to simulate the behavior of those membranes.
16:05:58
dvssa
Ah exciting. I've been working through that computational chem book. Liz if you'd like I can share some notes.
16:06:06
drmeister
Nephromancer is using the latest docker image to build 3D structures of the channel molecule from a Chemdraw sketch.
16:07:00
drmeister
I'm working on the atom tree code - it will give us the best way to build large structures. It's a work in progress that I have to get back to work on today TODAY!!!! ARGH
16:10:14
drmeister
If anyone knows more about npm and Node.js - I'd love to ask some questions. I've pounding head shaped depressions into that wall.
16:16:58
dvssa
Liz thanks I'll give it a look! I'll also share my notes, I add to them daily though so I'm still thinking of the best way to do this, probably will add you to a private bitbucket if you have an account?
16:17:06
drmeister
https://orig00.deviantart.net/53e6/f/2010/245/4/2/top_of_the_tower_by_rachelcurtis-d2xvcng.jpg https://usercontent.irccloud-cdn.com/file/zf5EerT1/image.png
16:17:40
dvssa
drmeister: What do you need to know I have a little experience with node and npm but I also have a few people I could ask.
16:18:59
drmeister
It's pretty specialized and it would take a while to explain. I'm trying to get a jupyter widget called jupyter-cytoscape working with jupyterlab. It looks like I have to fix the Javascript for the project and then publish in on npm. I've done that and made some progress - but there are still problems.
16:19:33
drmeister
We have translated the Python code for jupyter-cytoscape - but the Javascript needs some work as well.
16:20:02
Nephromancer
@dvssa: I’ve gotta head downtown for a bit, but I’ll make a bitbucket account as soon as I get back to the lab. Thanks again.