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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_nt_system_uid():
 """Get the MachineGuid from HKEY_LOCAL_MACHINE\Software\Microsoft\Cryptography\MachineGuid """

    try:
        import _winreg as winreg
    except ImportError:
        import winreg
    lm = winreg.ConnectRegistry(None, winreg.HKEY_LOCAL_MACHINE)
    try:
        key = winreg.OpenKey(lm, r"Software\Microsoft\Cryptography")
        try:
            return winreg.QueryValueEx(key, "MachineGuid")[0]
        finally:
            key.Close()
    finally:
        lm.Close()