on Gramps 5.2.1 on Windows 10 Pro for user my_username, applying the script returns the output:
VERSION : AIO64-5.2.1-r1-cdec38e (NOT A DIRECTORY)
(NOT HIDDEN) PROGRAM_NAME : Gramps
URL_HOMEPAGE : http://gramps-project.org/ (NOT A DIRECTORY)
URL_MAILINGLIST : http://sourceforge.net/mail/?group_id=25770 (NOT A DIRECTORY)
URL_BUGHOME : http://gramps-project.org/bugs (NOT A DIRECTORY)
URL_BUGTRACKER : http://gramps-project.org/bugs/bug_report_page.php (NOT A DIRECTORY)
URL_WIKISTRING : http://gramps-project.org/wiki/index.php?title= (NOT A DIRECTORY)
URL_MANUAL_PAGE : Gramps_5.2_Wiki_Manual (NOT A DIRECTORY)
URL_MANUAL_DATA : Gramps_5.2_Wiki_Manual_-_Entering_and_editing_data:_detailed (NOT A DIRECTORY)
URL_MANUAL_SECT1 : Gramps_5.2_Wiki_Manual_-_Entering_and_editing_data:_detailed_-_part_1 (NOT A DIRECTORY)
URL_MANUAL_SECT2 : Gramps_5.2_Wiki_Manual_-_Entering_and_editing_data:_detailed_-_part_2 (NOT A DIRECTORY)
URL_MANUAL_SECT3 : Gramps_5.2_Wiki_Manual_-_Entering_and_editing_data:_detailed_-_part_3 (NOT A DIRECTORY)
WIKI_FAQ : FAQ (NOT A DIRECTORY)
WIKI_KEYBINDINGS : Gramps_5.2_Wiki_Manual_-_Keybindings (NOT A DIRECTORY)
WIKI_EXTRAPLUGINS : 5.2_Addons (NOT A DIRECTORY)
WIKI_EXTRAPLUGINS_RAWDATA : Plugins5.2&action=raw (NOT A DIRECTORY)
APP_FAMTREE : x-directory/normal (NOT A DIRECTORY)
APP_GRAMPS : application/x-gramps (NOT A DIRECTORY)
APP_GRAMPS_XML : application/x-gramps-xml (NOT A DIRECTORY)
APP_GEDCOM : application/x-gedcom (NOT A DIRECTORY)
APP_GRAMPS_PKG : application/x-gramps-package (NOT A DIRECTORY)
APP_GENEWEB : application/x-geneweb (NOT A DIRECTORY)
(NOT HIDDEN) USER_HOME : C:\Users\user
HOME_DIR : C:\Users\my_username\AppData\Roaming\gramps (NOT A DIRECTORY)
ORIG_HOME_DIR : C:\Users\my_username\AppData\Roaming\gramps (NOT A DIRECTORY)
(NOT HIDDEN) USER_DATA : C:\Users\my_username\AppData\Local\gramps
(NOT HIDDEN) USER_CONFIG : C:\Users\my_username\AppData\Local\gramps
(NOT HIDDEN) USER_CACHE : C:\Users\my_username\AppData\Local\Microsoft\Windows\INetCache\gramps
(NOT HIDDEN) USER_PICTURES : C:\Users\my_username\Pictures
VERSION_DIR_NAME : gramps52 (NOT A DIRECTORY)
(NOT HIDDEN) VERSION_DIR : C:\Users\my_username\AppData\Local\gramps\gramps52
(NOT HIDDEN) USER_DATA_VERSION : C:\Users\my_username\AppData\Local\gramps\gramps52
CUSTOM_FILTERS : C:\Users\my_username\AppData\Local\gramps\gramps52\custom_filters.xml (NOT A DIRECTORY)
REPORT_OPTIONS : C:\Users\my_username\AppData\Local\gramps\report_options.xml (NOT A DIRECTORY)
TOOL_OPTIONS : C:\Users\my_username\AppData\Local\gramps\tool_options.xml (NOT A DIRECTORY)
PLACE_FORMATS : C:\Users\my_username\AppData\Local\gramps\place_formats.xml (NOT A DIRECTORY)
(NOT HIDDEN) THUMB_DIR : C:\Users\my_username\AppData\Local\Microsoft\Windows\INetCache\gramps\thumb
(NOT HIDDEN) THUMB_NORMAL : C:\Users\my_username\AppData\Local\Microsoft\Windows\INetCache\gramps\thumb\normal
(NOT HIDDEN) THUMB_LARGE : C:\Users\my_username\AppData\Local\Microsoft\Windows\INetCache\gramps\thumb\large
(NOT HIDDEN) USER_PLUGINS : C:\Users\my_username\AppData\Local\gramps\gramps52\plugins
(NOT HIDDEN) USER_CSS : C:\Users\my_username\AppData\Local\gramps\css
LIB_PATH : C:\Users\my_username\AppData\Local\gramps\gramps52\plugins\lib (NOT A DIRECTORY)
(NOT HIDDEN) ROOT_DIR : C:\Program Files\GrampsAIO64-5.2.1\gramps
(NOT HIDDEN) GLADE_DIR : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade
GLADE_FILE : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade\gramps.glade (NOT A DIRECTORY)
PERSON_GLADE : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade\edit_person.glade (NOT A DIRECTORY)
PLUGINS_GLADE : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade\plugins.glade (NOT A DIRECTORY)
MERGE_GLADE : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade\mergedata.glade (NOT A DIRECTORY)
RULE_GLADE : C:\Program Files\GrampsAIO64-5.2.1\gramps\gui\glade\rule.glade (NOT A DIRECTORY)
(NOT HIDDEN) PLUGINS_DIR : C:\Program Files\GrampsAIO64-5.2.1\gramps\plugins
(NOT HIDDEN) DATA_DIR : C:\Program Files\GrampsAIO64-5.2.1\share\gramps
(NOT HIDDEN) IMAGE_DIR : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\images
TIP_DATA : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\tips.xml (NOT A DIRECTORY)
PAPERSIZE : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\papersize.xml (NOT A DIRECTORY)
ICON : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\images\gramps.png (NOT A DIRECTORY)
LOGO : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\images\logo.png (NOT A DIRECTORY)
SPLASH : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\images\splash.jpg (NOT A DIRECTORY)
LICENSE_FILE : C:\Program Files\GrampsAIO64-5.2.1\share\doc\gramps\COPYING (NOT A DIRECTORY)
GTK_GETTEXT_DOMAIN : gtk30 (NOT A DIRECTORY)
COPYRIGHT_MSG : © 2001-2006 Donald N. Allingham
© 2007-2024 The Gramps Developers (NOT A DIRECTORY)
COMMENTS : Gramps is a genealogy program that is both intuitive for hobbyists and feature-complete for professional genealogists. (NOT A DIRECTORY)
AUTHORS_FILE : C:\Program Files\GrampsAIO64-5.2.1\share\gramps\authors.xml (NOT A DIRECTORY)
XMLFILE : data.gramps (NOT A DIRECTORY)
NO_SURNAME : (none) (NOT A DIRECTORY)
NO_GIVEN : (none) (NOT A DIRECTORY)
ARABIC_COMMA : ، (NOT A DIRECTORY)
ARABIC_SEMICOLON : ؛ (NOT A DIRECTORY)
DOCGEN_OPTIONS : Docgen Options (NOT A DIRECTORY)
COLON : : (NOT A DIRECTORY)
SHORTOPTS : O:U:P:C:i:e:f:a:p:d:c:r:lLthuv?syqSD: (NOT A DIRECTORY)