code: def test_check_exog_dtypes_pandas_Series(dtype):
      """
      Test check_exog_dtypes accepts all dtypes in a pandas Series.
      """
      series = pd.Series(np.array([1, 2, 3]), name="exog", dtype=dtype)
      _ = check_exog_dtypes(series)
  
      assert _ is None
  
file_path: skforecast/skforecast/utils/tests/test_check_exog_dtypes.py
imports: import re
  import pytest
  import numpy
  import pandas
  from skforecast.utils import check_exog_dtypes
  from skforecast.exceptions import DataTypeWarning
label_desc: Use image node_id 5 for calling a global function with example usage: test_check_exog_dtypes_pandas_Series(dtype) without return types