code: def fixture_avro():
      """fixture_avro"""
      avro_path = os.path.join(
          os.path.dirname(os.path.abspath(__file__)),
          "test_avro",
          "weather.avro",
      )
      with open(avro_path, "rb") as f:
          data = f.read()
      value = {
          "station": tf.constant("011990-99999", tf.string),
          "time": tf.constant(-619524000000, tf.int64),
          "temp": tf.constant(0, tf.int32),
      }
      avsc_path = os.path.join(
          os.path.dirname(os.path.abspath(__file__)),
          "test_avro",
          "weather.avsc",
      )
      with open(avsc_path, "rb") as f:
          specs = f.read()
  
      return data, value, specs
  
file_path: io/tests/test_serialization.py
imports: import os
  import json
  import numpy
  import pytest
  import tensorflow
  import tensorflow_io
label_desc: Use image node_id 3 for calling a global function with example usage: fixture_avro() and returns: data,  value,  specs