Re: [Pyobjc-dev] Upgrade to PyObjC 1.0beta

[Ronald O. <ous...@ci...>]

On Friday, 8 August, 2003, at 17:10, Bob Swerdlow wrote:

> I finally got around to upgrading my application to use PyObjC 1.0 
> beta 1
> from PyObjC 0.9.
>
> The upgrade was easy, but I ran into one problem:
>
>     appleScript = NSAppleScript.alloc().initWithSource_(strScript)
>     result = appleScript.executeAndReturnError_(None)
>
> produced this error for the second line:
>
>     TypeError: Need 0 arguments, got 1
>
> This had not happened in PyObjC 0.9.  When I changed it to:
>
>     result = appleScript.executeAndReturnError_()
>
> the code worked and the error went away.
>
> I'm not sure I understand why this is so, as that function is 
> documented as:
>    - (NSAppleEventDescriptor *)executeAndReturnError:(NSDictionary
> **)errorInfo

That's a bug in version 0.9. The 'executeAndReturnError:' method has an 
output argument, you don't have to supply those when calling methods.