Install Dot Net Framework

#To define a particular parameter, replace the 'parameterName' inside itsm.getParameter('parameterName') with that parameter's name

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fromURL='https://script-downloads.itarian.com/Dotnet_Framework/ndp481-web.exe'## Here mention the download url

​

import os

import ctypes

from subprocess import PIPE, Popen

import ctypes

import urllib2

import ssl

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)

​

Down_path=os.environ['PROGRAMDATA']

fileName = fromURL.split('/')[-1]

DownTo = os.path.join(Down_path, fileName)

def downloadFile(DownTo, fromURL):

    headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36'}

    context = ssl._create_unverified_context()

    request = urllib2.Request(fromURL, headers=headers)

    req = urllib2.urlopen(request,context=context)

    try:

        with open(DownTo, 'wb') as f:

            while True:

                chunk = req.read(100*1000*1000)

                if chunk:

                    f.write(chunk)

                else:

                    break

        if os.path.isfile(DownTo):

            return '{} - {}KB'.format(DownTo, os.path.getsize(DownTo)/1024)

    except:

        return 'Please Check URL or Download Path!'

​

if __name__=='__main__':

    print downloadFile(DownTo, fromURL )

    fileName = fromURL.split('/')[-1]

    print fileName

import shutil

import subprocess

with disable_file_system_redirection():

    try:

        if os.path.exists(DownTo):

            cmd = '"'+DownTo+'" /q /norestart'

            obj = subprocess.Popen(cmd, shell=True, stdout = subprocess.PIPE, stderr = subprocess.PIPE)

            out, err = obj.communicate()

            if err:

                print(err)

            else:

                print ".NET Framework Installed"

                print("Restart your device to see the Changes")

        else:

            print "Please check the path"

    except Exception as err :

        print err

if os.path.exists(DownTo):

    os.remove(DownTo)