code: def test_gen_probs_sum_empty():
      f = noise_generation.generate_n_rand_probabilities_that_sum_to_m
      assert len(f(n=0, m=1)) == 0
  
imports: import numpy
  from cleanlab.benchmarking import noise_generation
  import pytest
label_desc: Use image node_id 17 for calling a global function with example usage: test_gen_probs_sum_empty() without return types