python，winreg，获取当前系统的桌面绝对路径

 import winreg
 import os

 def main():
     new_path = os.path.join(desktop_path(), 'aaa.xlsx') # 结果为：C:\\Users\\Administrator\\Desktop\\aaa.xlsx
     print(new_path)

 # 获取当前系统的桌面绝对路径
 def desktop_path():
     key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, r'Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders')
     path = winreg.QueryValueEx(key, "Desktop")[]
     return path

 if __name__ == '__main__':
     main()