code: def test_array_init_with_negative_number():
      with raises(Exception):
          array(-5)
  
file_path: dlib/tools/python/test/test_array.py
imports: from dlib import array
  from pytest import raises
label_desc: Use image node_id 2 for calling a global function with example usage: test_array_init_with_negative_number() without return types