Re: [Pyobjc-dev] Three issues with PyObjC under Snow Leopard

[Ronald O. <ron...@ma...>]

On 5 Oct, 2009, at 5:59, David Eppstein wrote:

> (1) `http://pyobjc.sourceforge.net/downloads.html tells me that I can
> update my pyobjc (currently the one that came with the Snow Leopard
> install DVD) to 2.2b1 with the command line "easy_install
> pyobjc=2.2b1". But when I try it I get the error message "error: Not a
> URL, existing file, or requirement spec: 'pyobjc=2.2b1'". Are the
> update instructions misleading or do I have a misconfiguration
> somewhere?

Don't upgrade the system version of PyObjC. It is already a fairly  
recent version, and furthermore I'm unsure it the current version is  
100% backwards compatible with the one in the system.

>
> (2) I have some apps I wrote using pyobjc under Leopard that broke
> when I moved to Snow Leopard. The simplest is the one in
> http://www.ics.uci.edu/~eppstein/LaTeX_Unicodifier.dmg.gz (that's the
> app bundle but because it's Python the source is inside, and is quite
> short). I don't want to ask anyone to debug my code for me, but I'm at
> a bit of a loss: when I run it (either the app as I built it for 10.5,
> or the same xcode project recompiled for a 10.6 intel target) I get a
> mysterious message "10/4/09 8:28:13 PM	LaTeX Unicodifier[13914]	<type
> 'exceptions.TypeError'>: Need 0 arguments, got 1" on the console and
> it doesn't work: the UI appears, cmd-Q quits, but the actual app
> that's supposed to be running the UI isn't there. I imagine that
> somewhere there's a method that needs a signature and doesn't have
> one, or something simple like that, but I can't seem to figure out how
> to get xcode to show me who's raising the uncaught exception...

I'll have a look later this week.

>
> (3) In an attempt to get around (2), I tried making a setup.py
> following the example of
> http://pyobjc.sourceforge.net/examples/pyobjc-framework-Cocoa/AppKit/CocoaBindings/CurrencyConvBinding/source--setup.py.html
> in order to create an app using py2app instead of xcode. But this,
> too, fails, with an error message
> ...
> creating build/bdist.macosx-10.6-universal/python2.6-standalone/app/ 
> lib-dynload
> creating build/bdist.macosx-10.6-universal/python2.6-standalone/app/ 
> Frameworks
> error: Multiple targets not currently supported
>
> Is there some parameter I need to set to get py2app to work or is this
> also irredeemably broken?

That's very odd, I haven't seen this error before. Another item on my  
todo list for the week...

Ronald

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