> But this doesn't look quite complete. I don't see where the Python
> interpreter is actually invoked here. (Cute trick swapping the args,
> by the way).
>
> Which is presumably why, in finalize_options, we find:
>
> if self.pre_install_script:
> raise DistutilsOptionError, "the pre-install-script feature is
> not yet implemented"
>
> Shouldn't the custom action be this:
>
> add_data(self.db, "CustomAction",
> [("PreInstall", 2, "PreInstall", '"PYTHON"'),
> ])
I don't remember the details, but one problem might have been that
custom action 2 is defined as "EXE file stored in a Binary table
stream." Not sure whether batch files are even allowed here.
In any case, the value should probably be '"[PYTHON]"', then so that the
property gets expanded.
Regards,
Martin
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