...

src/kr/co/swh/lecture/python/pyqt5/event-slot.py

 import sys
 from PyQt5.QtWidgets import *
 
-def clicked():
+def pressed():
     print('클릭!')
     
 app = QApplication(sys.argv)
 button = QPushButton('Hello World!')
-button.clicked.connect(clicked)
+button.clicked.connect(pressed)
 button.show()
 app.exec_()