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#!/usr/bin/env python3
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"""
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安全安装PyQt5的脚本，避免平台插件问题
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"""
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import subprocess
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import sys
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import os
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def install_pyqt5_safely():
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"""安全安装PyQt5的方法"""
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print("正在安全安装PyQt5...")
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# 1. 首先完全卸载现有的PyQt5
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print("1. 卸载现有PyQt5...")
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subprocess.run([sys.executable, "-m", "pip", "uninstall", "PyQt5", "PyQt5-Qt5", "PyQt5-sip", "-y"],
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capture_output=True, text=True)
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# 2. 清理可能残留的文件
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print("2. 清理残留文件...")
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venv_path = os.environ.get('VIRTUAL_ENV', '')
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if venv_path:
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site_packages = os.path.join(venv_path, 'lib', f'python{sys.version_info.major}.{sys.version_info.minor}', 'site-packages')
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if os.path.exists(site_packages):
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for item in os.listdir(site_packages):
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if 'pyqt5' in item.lower():
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item_path = os.path.join(site_packages, item)
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if os.path.isdir(item_path):
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import shutil
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shutil.rmtree(item_path)
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print(f" 删除目录: {item}")
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# 3. 使用特定版本安装PyQt5
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print("3. 安装PyQt5...")
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result = subprocess.run([
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sys.executable, "-m", "pip", "install",
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"PyQt5==5.15.10",
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"--no-cache-dir", # 不使用缓存，确保重新下载
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"--force-reinstall" # 强制重新安装
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], capture_output=True, text=True)
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if result.returncode == 0:
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print("✅ PyQt5安装成功！")
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# 4. 验证安装
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print("4. 验证安装...")
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test_result = subprocess.run([
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sys.executable, "-c",
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"from PyQt5.QtWidgets import QApplication; print('PyQt5导入成功')"
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], capture_output=True, text=True)
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if test_result.returncode == 0:
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print("✅ PyQt5验证通过！")
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return True
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else:
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print("❌ PyQt5验证失败:", test_result.stderr)
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return False
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else:
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print("❌ PyQt5安装失败:", result.stderr)
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return False
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if __name__ == "__main__":
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success = install_pyqt5_safely()
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sys.exit(0 if success else 1) |
