Change the ID of Teamviewer for macOS to circumvent "commercial use detected"

teamviewer_change_id.py

# -*- coding: utf-8 -*-
import sys
import os
import glob
import platform
import re
import random
import string

print('Change ID of Teamviewer for macOS')

if platform.system() != 'Darwin':
    print('You are not running macOS. Aborting.')
    sys.exit();

if os.geteuid() != 0:
    print('The script has to be run as root. Aborting.')
    sys.exit();

if os.environ.has_key('SUDO_USER'):
    USERNAME = os.environ['SUDO_USER']
    if USERNAME == 'root':
       print('Use sudo to run as root.')
       sys.exit();
else:
    print('Use sudo to run as root.')
    sys.exit();

HOMEDIRLIB = '/Users/' + USERNAME + '/library/preferences/'
GLOBALLIB = '/library/preferences/'

CONFIGS = []

def listdir_fullpath(d):
    return [os.path.join(d, f) for f in os.listdir(d)]

for file in listdir_fullpath(HOMEDIRLIB):
    if 'teamviewer'.lower() in file.lower():
        CONFIGS.append(file)

if not CONFIGS:
    print ('There is nothing to be deleted.')
else:
    print("Configuration files found:\n")
    for file in CONFIGS:
        print file

    print('These files are going to be permanently deleted.')
    raw_input("<Enter> Proceed, <Ctrl-C> Abort.")

    for file in CONFIGS:
        try:
            os.remove(file)
        except:
            print("The file could not be deleted. Do you have the permissions?")
            sys.exit();

    print("Done.")

TMBINARYES = [
'/Applications/TeamViewer.app/Contents/MacOS/TeamViewer',
'/Applications/TeamViewer.app/Contents/MacOS/TeamViewer_Service',
'/Applications/TeamViewer.app/Contents/Helpers/TeamViewer_Desktop',
]

for file in TMBINARYES:
    if os.path.exists(file):
        pass
    else:
        print("File not found: " + file)
        print("Install Teamviewer correctly.")
        sys.exit();

def idpatch(fpath,platf,serial):
    file = open(fpath, 'r+b')
    binary = file.read()
    PlatformPattern = "IOPlatformExpert.{6}"
    SerialPattern =  "IOPlatformSerialNumber%s%s%sUUID"
    binary = re.sub(PlatformPattern, platf, binary)
    binary = re.sub(SerialPattern % (chr(0), "[0-9a-zA-Z]{8,8}", chr(0)), SerialPattern%(chr(0), serial, chr(0)), binary)
    file = open(fpath,'wb').write(binary)
    return True

def random_generator(size=8, chars=string.ascii_uppercase + string.digits):
    return ''.join(random.choice(chars) for _ in range(size))

RANDOMSERIAL = random_generator()
RANDOMPLATFORM = "IOPlatformExpert" + random_generator(6)

for file in TMBINARYES:
        try:
            idpatch(file,RANDOMPLATFORM,RANDOMSERIAL)
        except:
            print "Error: " + file + " could not be modified."
            sys.exit();

print "PlatformDevice: " + RANDOMPLATFORM
print "PlatformSerial: " + RANDOMSERIAL

print('The ID was successfully changed. A reboot is required to apply the changes.')

Note:

1. This script is from https://zhuanlan.zhihu.com/p/46180174. I fixed some bugs and translated it into English.
2. Both the client and server has to be Teamviewer 13. Above version will not work.