docs: def find_node_by_id(self, node_list_pyxb, node_id):
          """Search NodeList for Node with {node_id}.
  
          Return matching Node or None
  
          """
          for node_pyxb in node_list_pyxb.node:
              # if node_pyxb.baseURL == base_url:
              if d1_common.xml.get_req_val(node_pyxb.identifier) == node_id:
                  return node_pyxb