.QtCore import Qt
from PyQt5.QtGui import QPixmap
from PyQt5.QtWidgets import QApplication, QWidget,..., 南:QTabWidget.South, 西:QTabWidget.West, 东:QTabWidget.East);
setTabShape(): 设置标签的形状, 值为:(四边形:QTabWidget.Rounded..., 三角形:QTabWidget.Triangular)。...import sys
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtCore import Qt
from PyQt5.QtGui import...,
1: QTabWidget.South,
2: QTabWidget.West,
3: QTabWidget.East