There is little reason to call this function from "normal" code, since
you should already know what children are in your schema. This function
may still be useful there for introspection reasons, however.
You should free the return value with glib.global.strfreev when you are done
with it.
Gets the list of children on settings.
The list is exactly the list of strings for which it is not an error to call gio.settings.Settings.getChild.
There is little reason to call this function from "normal" code, since you should already know what children are in your schema. This function may still be useful there for introspection reasons, however.
You should free the return value with glib.global.strfreev when you are done with it.