code: def export(outfile, pk):
      
      load_dbenv_if_not_loaded(
      )  # Important to load the dbenv in the last moment
  
      from aiida.orm import load_node
      node = load_node(pk)
      string = str(node)
  
      if outfile:
          with open(outfile, 'w') as f:
              f.write(string)
      else:
          click.echo(string)
docs: Export a MultiplyParameters node, identified by PK, to plain text