code: def process_json_file(file_name):
      
      with open(file_name, 'rt') as fh:
          pybel_graph = pybel.from_json_file(fh, False)
      return process_pybel_graph(pybel_graph)
docs: Return a PybelProcessor by processing a Node-Link JSON file.
  
      For more information on this format, see:
      http://pybel.readthedocs.io/en/latest/io.html#node-link-json
  
      Parameters
      ----------
      file_name : str
          The path to a Node-Link JSON file.
  
      Returns
      -------
      bp : PybelProcessor
          A PybelProcessor object which contains INDRA Statements in
          bp.statements.