parameters: (prefix='')
docstring: Enable to export all runnable meta graphs into text files.
  
      These text files will be saved as the following format:
  
      ``prefix/Graph_xxx.metatxt``
  
      Note that an empty prefix will leads to invalid exporting.
  
      Parameters
      ----------
      prefix : str
          The prefix of the exporting.
  
      Returns
      -------
      None
docstring_summary: Enable to export all runnable meta graphs into text files.
docstring_tokens: Enable to export all runnable meta graphs into text files .
function: def ExportMetaGraph(prefix=''):
      """Enable to export all runnable meta graphs into text files.
  
      These text files will be saved as the following format:
  
      ``prefix/Graph_xxx.metatxt``
  
      Note that an empty prefix will leads to invalid exporting.
  
      Parameters
      ----------
      prefix : str
          The prefix of the exporting.
  
      Returns
      -------
      None
  
      """
      global option
      option['export_meta_graph'] = prefix
function_tokens: def ExportMetaGraph ( prefix = '' ) : global option option [ 'export_meta_graph' ] = prefix