code: def test_converter_to_pandas_array(self):
      # _element_conv is None
      conv = _create_converter_to_pandas(ArrayType(IntegerType()))
      pser = pd.Series([[1, 2, 3, None], np.array([4, 5, None]), None])
      self.assertIs(conv(pser), pser)
  
      # _element_conv is not None
      conv = _create_converter_to_pandas(
          ArrayType(StructType().add("a", IntegerType())),
          struct_in_pandas="dict",
      )
      pser = pd.Series(
          [[Row(a=1), Row(a=2), None], np.array([{"a": 3}, None]), None]
      )
      assert_series_equal(
          conv(pser),
          pd.Series(
              [
                  [{"a": 1}, {"a": 2}, None],
                  np.array([{"a": 3}, None]),
                  None,
              ]
          ),
      )
  
      # ndarray_as_list=True
  
      # _element_conv is None
      conv = _create_converter_to_pandas(
          ArrayType(IntegerType()), ndarray_as_list=True
      )
      pser = pd.Series([[1, 2, 3, None], np.array([4, 5, None]), None])
      assert_series_equal(
          conv(pser), pd.Series([[1, 2, 3, None], [4, 5, None], None])
      )
  
      # _element_conv is not None
      conv = _create_converter_to_pandas(
          ArrayType(StructType().add("a", IntegerType())),
          struct_in_pandas="dict",
          ndarray_as_list=True,
      )
      pser = pd.Series(
          [[Row(a=1), Row(a=2), None], np.array([{"a": 3}, None]), None]
      )
      assert_series_equal(
          conv(pser),
          pd.Series(
              [[{"a": 1}, {"a": 2}, None], [{"a": 3}, None], None]
          ),
      )
  
file_path: spark/python/pyspark/sql/tests/pandas/test_converter.py
imports: import unittest
  from typing import cast
  from pyspark.sql.types import ArrayType, IntegerType, MapType, StringType, StructType, Row
  from pyspark.testing.sqlutils import have_pandas, have_pyarrow, pandas_requirement_message, pyarrow_requirement_message
label_desc: Use image node_id 1 for calling the ConverterTests obj's underlying member method code with example usage: obj.test_converter_to_pandas_array() without return types