code: def test_init_vectors_unset():
      v = Vectors(shape=(10, 10))
      assert v.is_full is False
      assert v.shape == (10, 10)
  
      with pytest.raises(ValueError):
          v = Vectors(shape=(10, 10), mode="floret")
  
      v = Vectors(
          data=OPS.xp.zeros((10, 10)), mode="floret", hash_count=1
      )
      assert v.is_full is True
  
imports: import numpy
  import pytest
  from numpy.testing import assert_allclose, assert_almost_equal, assert_equal
  from thinc.api import NumpyOps, get_current_ops
  from spacy.lang.en import English
  from spacy.strings import hash_string
  from spacy.tokenizer import Tokenizer
  from spacy.tokens import Doc
  from spacy.training.initialize import convert_vectors
  from spacy.vectors import Vectors
  from spacy.vocab import Vocab
  from ..util import add_vecs_to_vocab, get_cosine, make_tempdir
label_desc: Use image node_id 42 for calling a global function with example usage: test_init_vectors_unset() without return types