Установка библиотеки PyQt 5 выполняется командой

26.1 Знакомство с PyQt

Quiz
•
Science
•
5th Grade
•
Medium
Igor Perekalskiy
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pip install PyQt5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выражение label = QtWidgets.QLabel("<center>Привет, мир!</center>") выведет:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выражение:
window.setWindowTitle("Программа на PyQt")
задает текст, который будет выводиться в заголовке окна, для чего используется метод
setWindowTitle()
Запускает приложение окна
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выражение window.resize(300, 70) делает
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
выражение:
btnQuit = QtWidgets.QPushButton("&Закрыть окно")
6.
OPEN ENDED QUESTION
3 mins • 1 pt
Вася написал код. но он не работает. помогите Васе
from PyQt5 import QtWidgets
class MyWindow(QtWidgets.QWidget):
def init(self, parent=None):
QtWidgets.QWidget.__init__(self, parent)
label = QtWidgets.QLabel("Привет, мир!")
label.setAlignment(QtCore.Qt.AlignHCenter)
btnQuit = QtWidgets.QPushButton("&Закрыть окно")
vbox = QtWidgets.QVBoxLayout()
vbox.addWidget(self.label)
vbox.addWidget(self.btnQuit)
setLayout(self.vbox)
btnQuit.clicked.connect(QtWidgets.qApp.quit)
if name == "__main__":
import sys
app = QtWidgets.QApplication(sys.argv)
window = MyWindow()
window.setWindowTitle("ООП-стиль окна")
window.resize(300, 70)
window.show()
sys.exit(app.exec_())
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