Extract Subtree

Extracts the classes and parents of a DO subtree from a pyDOID.owl.xml object.

Usage

extract_subtree(x, top_node, reload = FALSE)

Arguments

x

A 'pyDOID.owl.xml' object or the path to an OWL/RDF XML file that can be instantiated as such an object by owl_xml().

top_node

The top node of the tree, as a valid DOID (see is_valid_doid() for valid input formats).

reload

Force reload the file into memory, as TRUE or FALSE (default).

Value

A tibble with the columns: id, label, parent_id, and parent_label, with one row for each unique combination for each subclass below and including top_node.

See also

format_subtree() to arrange data in a tree structure similar to ontology browsers.