code: def test_get_parent(self):
      level_1_node = self.tree.get_node_from_id("T052")
      level_1_node_parent = self.tree.get_parent(level_1_node)
      assert level_1_node_parent.type_id == "T051"
  
      leaf_node = self.tree.get_node_from_id("T055")
      leaf_node_parent = self.tree.get_parent(leaf_node)
      assert leaf_node_parent.type_id == "T053"
  
file_path: scispacy/tests/test_umls_semantic_type_tree.py
imports: import unittest
  from scispacy.umls_semantic_type_tree import construct_umls_tree_from_tsv
label_desc: Use image node_id 5 for calling the TestUmlsSemanticTypeTree obj's underlying member method code with example usage: obj.test_get_parent() without return types