[swift-evolution] DynamicMemberLookup proposal: status update

[Ben Rimmington]

Have you seen John Holdsworth's experiments?
<https://github.com/johnno1962/SwiftPython>

-- Ben

> On 4 Jan 2018, at 20:52, Chris Lattner wrote:
> 
> Hi everyone,
> 
> With the holidays and many other things behind us, the core team had a chance to talk about python interop + the dynamic member lookup proposal recently.
> 
> Here’s where things stand: we specifically discussed whether a counter-proposal of using “automatically generated wrappers” or “foreign classes” to solve the problem would be better.  After discussion, the conclusion is no: the best approach appears to be DynamicMemberLookup/DynamicCallable or something similar in spirit to them.  As such, I’ll be dusting off the proposal and we’ll eventually run it.
> 
> For transparency, I’m attaching the analysis below of what a wrapper facility could look like, and why it doesn’t work very well for Python interop.  I appologize in advance that this is sort of train-of-thought and not a well written doc. 
> 
> That said, it would be really great to get tighter integration between Swift and SwiftPM for other purposes!  I don’t have time to push this forward in the short term though, but if someone was interested in pushing it forward, many people would love to see it discussed seriously.
> 
> -Chris