code: def test_can_terate_with_int():
      assert not _can_iterate(1)
  
imports: import pytest
  import numpy
  from sklearn_evaluation.util import _can_iterate, is_column_vector, is_row_vector, _group_by, _product, _mapping_to_tuple_pairs, map_parameters_in_fn_call
label_desc: Use image node_id 2 for calling a global function with example usage: test_can_terate_with_int() without return types