code: def test_is_finished_just_uses_nonterminal_stack(self):
      state = GrammarState(["s"], {}, {}, {}, is_nonterminal)
      assert not state.is_finished()
      state = GrammarState([], {}, {}, {}, is_nonterminal)
      assert state.is_finished()
  
file_path: magnitude/pymagnitude/third_party/allennlp/tests/nn/decoding/grammar_state_test.py
imports: from __future__ import with_statement
  from __future__ import absolute_import
  import pytest
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.nn.decoding import GrammarState
label_desc: Use image node_id 1 for calling the TestGrammarState obj's underlying member method code with example usage: obj.test_is_finished_just_uses_nonterminal_stack() without return types