Update all installed Adobe product install metadata to suppress the "Sign into Adobe CC" dialog box. This will likely make its way into https://github.com/timsutton/make-adobe-cc-license-pkg/

suppress_adobe_cc_signin.py

#!/usr/bin/python
# pylint: disable=locally-disabled, line-too-long

from __future__ import print_function

import os
import re
import sys

from glob import glob
from xml.etree import ElementTree

def main():
    pcf_root = '/Library/Application Support/Adobe/PCF'
    if sys.platform == 'win32':
        pcf_root = os.path.join(os.environ['SYSTEMDRIVE'],
                                '\\Program Files (x86)\\Common Files\\Adobe\\PCF')
    xmls = glob(os.path.join(pcf_root, '*.xml'))
    for xml_file in xmls:
        # Sanity-check the filename and basic XML structure
        # (ADBE.. string is only present for HyperDrive-installed products)
        # TODO: we should skip products like SPRK, which is not eligible for serial- or
        #       device-based licensing
        match = re.match(r'^({.*?ADBE.*?}).*$', os.path.basename(xml_file))
        if not match:
            sys.stderr.write("Skipping file '%s', does not match a PCF file pattern\n" % xml_file)
            continue
        adbe_code = match.groups()[0]
        root = ElementTree.parse(xml_file)
        payload = root.find("./Payload[@adobeCode='%s']" % adbe_code)
        if payload is None:
            sys.stderr.write("Didn't find expected Adobe code %s in any 'Payload' element"
                             " in file %s\n" % (adbe_code, xml_file))
            continue

        # Check and skip if the serial override key already exists
        if payload.find("Data[@key='REG_SERIAL_OVERRIDE']") is not None:
            continue

        # Finally, make a new element and append it to the Payload element
        new_element = ElementTree.Element('Data', attrib={'key': 'REG_SERIAL_OVERRIDE'})
        new_element.text = 'Suppress'
        payload.append(new_element)

        try:
            root.write(xml_file, encoding='utf-8', xml_declaration=True)
            print("Wrote modified PCF XML file: '%s'" % xml_file)
        except IOError:
            sys.stderr.write("ERROR: Can't write to file '%s'. Make sure you have "
                             "sufficient privileges to write to this location. "
                             % xml_file)

if __name__ == '__main__':
    main()