code: def test_to_and_from_tensor(self):
      dates = [
          [[2020, 1, 21], [2021, 2, 22], [2022, 3, 23]],
          [[2023, 4, 24], [2024, 5, 25], [2025, 6, 26]],
      ]
      date_tensor = dateslib.dates_from_tensor(dates)
  
      with self.subTest("from_tensor"):
          self.assert_date_tensor_components(
              date_tensor,
              [[2020, 2021, 2022], [2023, 2024, 2025]],
              [[1, 2, 3], [4, 5, 6]],
              [[21, 22, 23], [24, 25, 26]],
          )
  
      with self.subTest("to_tensor"):
          self.assertAllEqual(dates, date_tensor.to_tensor())
  
imports: import datetime
  import numpy
  import tensorflow.compat.v2
  import tf_quant_finance
  from tf_quant_finance.datetime import test_data
  from tensorflow.python.framework import test_util
label_desc: Use image node_id 13 for calling the DateTensorTest obj's underlying member method code with example usage: obj.test_to_and_from_tensor() without return types