code: def _get_examples():
      example0 = {
          "labels": None,
          "predictions": None,
          "features": {
              "example_weights": [2.2],
              "age": [18],
              "income": [50000],
          },
      }
      example1 = {
          "labels": None,
          "predictions": None,
          "features": {
              "example_weights": [6.8],
              "age": [21],
              "income": [100000],
          },
      }
      example2 = {
          "labels": None,
          "predictions": None,
          "features": {
              "example_weights": [9.2],
              "age": [50],
              "income": [300000],
          },
      }
      example3 = {
          "labels": None,
          "predictions": None,
          "features": {
              "example_weights": [6.7],
              "age": [65],
              "income": [400000],
          },
      }
      return [example0, example1, example2, example3]
  
imports: from absl.testing import parameterized
  import apache_beam
  from apache_beam.testing import util
  import numpy
  import tensorflow
  import tensorflow_model_analysis
  from tensorflow_model_analysis.eval_saved_model import testutil
  from tensorflow_model_analysis.metrics import metric_types
  from tensorflow_model_analysis.metrics import metric_util
  from tensorflow_model_analysis.metrics import stats
  from google.protobuf import text_format
label_desc: Use image node_id 1 for calling a global function with example usage: _get_examples() and returns: list