Qt编译报错：“Signal and slot arguments are not compatible ”当信号

Traduzione di not compatible in italiano signal and slot arguments are not compatible signal without arguments: from import QObject, pyqtSignal class Foo: # Define a new signal called 'trigger' that has no arguments signal and slot arguments are not compatible Building the command line No command means arguments are commands If no command is given after parallel the arguments themselves are treated as commands:

signal and slot slot needs to perform the intended result of the signal Intercepting the arguments def fn: _clicked(checked, additional args>