#To define a particular parameter, replace the 'parameterName' inside itsm.getParameter('parameterName') with that parameter's name
task_name=r"\Microsoft\Windows\WindowsUpdate\Automatic App Update"

import subprocess
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)

with disable_file_system_redirection():
    process= subprocess.Popen('schtasks /run /tn "%s"'%task_name, shell=True, stdout=subprocess.PIPE)
result=process.communicate()
ret=process.returncode
if ret==0:
    print result[0]
else:
    print result[1]