code: def test_banana_n_higher_than_one():
      s0, s1 = setup_class_sizes()
      na = np.random.rand() + 1
      with pytest.raises(ValueError):
          make_banana([s0, s1], na)
  
file_path: DESlib/deslib/tests/util/test_datasets.py
imports: import pytest
  import numpy
  from deslib.util.datasets import make_P2
  from deslib.util.datasets import make_banana
  from deslib.util.datasets import make_banana2
  from deslib.util.datasets import make_circle_square
  from deslib.util.datasets import make_xor
label_desc: Use image node_id 8 for calling a global function with example usage: test_banana_n_higher_than_one() without return types