@cached_property<EOL><INDENT>def parent(self):<DEDENT>
if check_path(self.path, self.app.config['<STR_LIT>']):<EOL><INDENT>return None<EOL><DEDENT>parent = os.path.dirname(self.path) if self.path else None<EOL>return self.directory_class(parent, self.app) if parent else None<EOL>
Get parent node if available based on app config's directory_base.

:returns: parent object if available
:rtype: Node instance or None