code: def vocab():
      return Vocab()
  
file_path: spacy/spacy/tests/parser/test_arc_eager_oracle.py
imports: import pytest
  from spacy import registry
  from spacy.pipeline import DependencyParser
  from spacy.pipeline._parser_internals.arc_eager import ArcEager
  from spacy.pipeline._parser_internals.nonproj import projectivize
  from spacy.pipeline.dep_parser import DEFAULT_PARSER_MODEL
  from spacy.tokens import Doc
  from spacy.training import Example
  from spacy.vocab import Vocab
label_desc: Use image node_id 2 for calling a global function with example usage: vocab() and returns: Vocab