Disable save power

ps_content=r'''

​

foreach ($NIC in (Get-NetAdapter -Physical)){

    $PowerSaving = Get-CimInstance -ClassName MSPower_DeviceEnable -Namespace root\wmi | ? {$_.InstanceName -match [Regex]::Escape($NIC.PnPDeviceID)}

    if ($PowerSaving.Enable){

        $PowerSaving.Enable = $false

        $PowerSaving | Set-CimInstance

    }

}

​

​

'''

​

import os

​

def ecmd(command):

    import ctypes

    from subprocess import PIPE, Popen

    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():

        obj = Popen(command, shell = True, stdout = PIPE, stderr = PIPE)

    out, err = obj.communicate()

    ret=obj.returncode

    if ret==0:

        if out:

            return out.strip()

        else:

            return ret

    else:

        if err:

            return err.strip()

        else:

            return ret

​

file_name='powershell_file.ps1'

file_path=os.path.join(os.environ['TEMP'], file_name)

with open(file_path, 'wb') as wr:

    wr.write(ps_content)

​

ecmd('powershell "Set-ExecutionPolicy RemoteSigned"')

print ecmd('powershell "%s"'%file_path)

​

os.remove(file_path)

​