code: def fake_projection_input(n, num_dims):
      """Generates random embeddings in the correct format."""
      rng = np.random.RandomState(42)
      return [{"x": rng.rand(num_dims)} for _ in range(n)]
  
imports: from collections.abc import Iterable, Iterator
  from lit_nlp.api import model
  from lit_nlp.api import types
  import numpy
  import numpy.testing
label_desc: Use image node_id 1 for calling a global function with example usage: fake_projection_input(n, num_dims) and returns: unknown