code: def test_import_or_none():
      math = import_or_none("math")
      assert math.ceil(0.1) == 1
  
      bad_lib = import_or_none("_featuretools")
      assert bad_lib is None
  
file_path: featuretools/featuretools/tests/utils_tests/test_gen_utils.py
imports: import pandas
  import pytest
  from woodwork import list_logical_types
  from woodwork import list_semantic_tags
  from featuretools import list_logical_types, list_semantic_tags
  from featuretools.utils.gen_utils import camel_and_title_to_snake, import_or_none, import_or_raise, is_instance
label_desc: Use image node_id 3 for calling a global function with example usage: test_import_or_none() without return types