class_docstr: Test get_until_first_blank().
class_docstr_tok: ["Test","get_until_first_blank","(",")","."]
docstr: Test the trivial string.
docstr_tok: ["Test","the","trivial","string","."]
code: def test_get_until_first_blank_trivial(self):
      """Test the trivial string."""
      s = ""
      r = get_until_first_blank(s)
      self.assertEqual("", r)
  
imports: import functools
  import itertools
  import operator
  import random
  import string
  import timeit
  import unittest
  from typing import Iterable, Tuple
  import numpy
  import pytest
  import torch
  from pykeen.utils import _weisfeiler_lehman_iteration, _weisfeiler_lehman_iteration_approx, calculate_broadcasted_elementwise_result_shape, clamp_norm, combine_complex, compact_mapping, compose, estimate_cost_of_sequence, flatten_dictionary, get_optimal_sequence, get_until_first_blank, iter_weisfeiler_lehman, logcumsumexp, project_entity, set_random_seed, split_complex, tensor_product, tensor_sum
label_desc: Use image node_id 1 for calling the TestGetUntilFirstBlank obj's underlying member method code with example usage: obj.test_get_until_first_blank_trivial() without return types