class_docstr: Abstract base class for writing genomics data.
  
  A GenomicsWriter only has one method, write, which writes a single
  protocol buffer to a file.
class_docstr_tok: ["Abstract","base","class","for","writing","genomics","data",".","A","GenomicsWriter","only","has","one","method",",","write",",","which","writes","a","single","protocol","buffer","to","a","file","."]
docstr: Exit a `with` block.  Typically, this will close the file.
docstr_tok: ["Exit","a","`","with","`","block",".","Typically",",","this","will","close","the","file","."]
code: def __exit__(self, unused_type, unused_value, unused_traceback):
      """Exit a `with` block.  Typically, this will close the file."""
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import abc
  import errno
  from absl import logging
  from third_party.nucleus.io.python import tfrecord_writer
label_desc: Use image node_id 4 for calling the GenomicsWriter obj's underlying member method code with example usage: obj.__exit__(unused_type, unused_value, unused_traceback) without return types