操作说明：

作者：蜗牛 邮件：mvcers@gmail.com

打包

1. 打包成exe文件
2. .\python.exe -m pip install install --upgrade pip
3. .\python.exe -m pip install --upgrade pip
4. .\python.exe -m pip install --upgrade Pillow
5. .\python.exe -m pip install --upgrade PIL
6. .\python.exe -m pip install --upgrade ImageTk
7. .\python.exe -m pip install --user qrcode
8. .\python.exe -m PyInstaller --onefile --windowed --icon=icon.ico --name "SnailPDF" .\main.py