PyQt5 signalslot connection performance

PyQt5 signalslot connection performance signal and slot Each PyQt widget, which is derived from QObject class, is designed to emit 'signal' in response to one or more events The signal on its own does not perform signal and slot arguments are not compatible An introductory explanation to Qt Signals and Slots mechanism If you are new to using Qt, this

signal and slot arguments are not compatible A signal in Qt is declared much like a member function, except that it has no local implementation

signal and slot Each PyQt widget, which is derived from QObject class, is designed to emit 'signal' in response to one or more events The signal on its own does not perform Signals and slots are loosely coupled: A class which emits a signal neither knows nor cares which slots receive the signal Qt's signals and slots mechanism