import subprocess

class Windows:
    WINDOWS_XP=2600
    WINDOWS_7=7600
    WINDOWS_8=9200
    WINDOWS_10=10000
    WINDOWS_11=22000



def get_os_():
    output = subprocess.getoutput("ver")
    build_number=int(output.split(".")[2])
    return build_number



def get_os_ver(build_number):
        match build_number:
            case Windows.WINDOWS_XP:
                return "Windows XP"
            case Windows.WINDOWS_7:
                return "Windows 7"
            case Windows.WINDOWS_8:
                return "Windows 8"
            case Windows.WINDOWS_10:
                return "Windows 10"
            case Windows.WINDOWS_11:
                return "Windows 11"
            case _:
                return "Hmm is Win ME installed on your PC"




print(get_os_ver(get_os_()))