Ti Crossman schrieb:
> Hello, all.  I have a need to create application extensions for ESRI
> ArcGIS geographic information system software.  ArcGIS is built from
> the ground up using COM technology.  Supposedly, one can program
> against the (absolutely enormous) ArcObjects object model with any
> COM-compliant language.  From what I understand, that includes Python
> -- with the pywin32 extensions, of course.  Now, the real trick here
> is that the extension must be compiled into a DLL (and must implement
> the IExension interface) for ArcGIS to recognize it as an extension.
> 
> So, making the whopping assumption that I can pull off such a coding
> feat with Python (2.5.1 in this case), I have one main question:  is
> there a way to compile my Python code into a DLL that will work for
> me?

When you implement a COM object in Python then it IS a DLL.
If you use pywin32 then it is pythoncom.dll is it, if you
use comtypes then _ctypes.pyd is it.  These DLLs have the standard
COM entry points DllGetClassObject and DllCanUnloadNow.

> I did some reading up on py2exe and gather that it will compile
> Pyhton modules to DLLs; however, I also saw a reference to COM DLLs
> vs. C-type DLLs and whether or not they have random entry points.

py2exe can create 'standalone' DLLs from Python COM servers; it can NOT
create DLLs with custom entry points.

-- 
Thanks,
Thomas

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