Returns the string value associated with key under group_name.
Unlike glib.key_file.KeyFile.getValue, this function handles escape sequences
like \s.
In the event the key cannot be found, null is returned and
error is set to G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the
event that the group_name cannot be found, null is returned
and error is set to G_KEY_FILE_ERROR_GROUP_NOT_FOUND.
Returns the string value associated with key under group_name. Unlike glib.key_file.KeyFile.getValue, this function handles escape sequences like \s.
In the event the key cannot be found, null is returned and error is set to G_KEY_FILE_ERROR_KEY_NOT_FOUND. In the event that the group_name cannot be found, null is returned and error is set to G_KEY_FILE_ERROR_GROUP_NOT_FOUND.