code: def skip_second(src, dst):
      with open(src, "r") as tmp_f:
          with open(dst, "w") as f:
              second = False
              for x in tmp_f:
                  if not second:
                      f.write(x)
                  second = not second
  
imports: from nvidia.dali import Pipeline, pipeline_def
  import nvidia.dali.ops
  import nvidia.dali.fn
  import nvidia.dali.types
  import nvidia.dali.tfrecord
  import os.path
  import tempfile
  import numpy
  from test_utils import compare_pipelines, get_dali_extra_path
  from nose_utils import assert_raises
  from nose2.tools import cartesian_params
  from nose import SkipTest
label_desc: Use image node_id 1 for calling a global function with example usage: skip_second(src, dst) without return types