#To define a particular parameter, replace the 'parameterName' inside itsm.getParameter('parameterName') with that parameter's name
import _winreg
import os
import ctypes
class disable_file_system_redirection:
    _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
    _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
    def __enter__(self):
        self.old_value = ctypes.c_long()
        self.success = self._disable(ctypes.byref(self.old_value))
    def __exit__(self, type, value, traceback):
        if self.success:
            self._revert(self.old_value)

try:        
    with disable_file_system_redirection():
        handle = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,"SOFTWARE\Policies\Microsoft\Windows Defender",0,_winreg.KEY_ALL_ACCESS)
        _winreg.SetValueEx(handle, "DisableAntiSpyware", 0, _winreg.REG_DWORD, 0x1)
        print "Windows Defender Disabled Successfully"
except:
    pass

try:        
    with disable_file_system_redirection():
        handle = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,"SOFTWARE\Microsoft\Windows Defender",0,_winreg.KEY_ALL_ACCESS)
        _winreg.SetValueEx(handle, "DisableAntiSpyware", 0, _winreg.REG_DWORD, 0x1)
        print "Windows Defender Disabled Successfully"
except:
    pass