Coding a Qt slot, how is the signal received?

website qt connect signal to slot with parameter A frequent question coming up when programming with PyQt is how to pass extra arguments to slots After all, the signal-slot connection qt connect signal to slot with parameter Signals are connected to slots using the connect() method of a bound signal connect (slot

qt connect signal to slot with parameter Create a new QSignalMapper object · Connect the triggered slots of the actions to the mapper's map slot · Let the mapper know via setMapping  Just a minor thing, seems that slots are not ignoring extra arguments from signals unlike how it actually works in Qt The signature of a signal  Like for waitSignal , each callable has to return True if parameters match, False otherwise Instead of a specific callable, None can be provided, to disable

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