python如何对pyqt5的窗体进行设置？

import sys
from PyQt5.QtWidgets import QApplication, QWidget
from PyQt5.QtGui import QIcon
<p>app = QApplication(sys.argv)</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/00968c3c2c15" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">Python免费学习笔记（深入）</a>”；</p><p>window = QWidget()
window.setWindowTitle("我的PyQt5窗口")
window.resize(800, 600)
window.move(200, 100)
window.setWindowIcon(QIcon("favicon.ico"))  # 图标文件需存在</p><h1>window.setFixedSize(800, 600)  # 可选：固定大小</h1><p>window.show()</p><p>sys.exit(app.exec_())</p>
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window.setStyleSheet("""
    background-color: #eef;
    font-family: Microsoft YaHei;
    border: 1px solid #ccc;
""")

from PyQt5.QtCore import Qt
window.setWindowFlags(Qt.WindowStaysOnTopHint)