code: def fixture_video_path():
      return "file://" + os.path.join(
          os.path.dirname(os.path.abspath(__file__)),
          "test_video",
          "small.mp4",
      )
  
file_path: io/tests/test_ffmpeg.py
imports: import os
  import sys
  import pytest
  import numpy
  import tensorflow
  import tensorflow_io
label_desc: Use image node_id 1 for calling a global function with example usage: fixture_video_path() and returns: unknown