class MainWindow(QMainWindow): def __init__(self): super().__init__() self.setGeometry(400, 200, 800, 592) self.setFixedSize(800, 592) self.canvas = QPixmap(800, 592) self.label = QLabel(self) self.label.resize(800, 552) self.label.move(0, 40) self.pushButton = QPushButton('создать круг', self) self.pushButton.move(363, 10) self.pushButton.resize(73, 21) self.canvas.colorCount() self.label.setPixmap(self.canvas) layout = QGridLayout(self.centralWidget()) layout.addWidget(self.pushButton, 0, 0, alignment=Qt.AlignCenter) layout.addWidget(self.label, 1, 0) self.initUI()