missing auto completion of commands with () as arguments

[DailyShana]

Pre-checks*

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• The feature request has not been suggested in this repository.

The Missed*

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• Many commands in tkz-euclide doesn't have a completion. missing commands for completion of package tkz-euclide  #4257, they are commands with () as arguments missing commands for completion of package tkz-euclide  #4257 (comment)

The Solution*

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• ignore the arguments, just record the name of the commands. Auto completion of the commands without arguments is still useful.

Anything Else?

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[James-Yu]

It conflicts with the macro deduplication mechanism. Sorry to let this request down.

[DailyShana]

so, could you improve "macro deduplication mechanism", which seems to avoid repeated macros in cwl when parsing it?
I think it can be done by update pkgcommand.py and related scripts.

@jlelong could you take a look? sorry for at you directly