code: def emit_tree_format(tree, verbose=False):
      
      if verbose:
          print("Converting: " + repr(tree))
      ret_str = __recursive_formatter(tree)
      return ret_str
docs: Returns a tree representation of a parse tree.
  
      Arguments:
          tree:           the parse tree whose tree representation is to be generated
          verbose (bool): if True prints the parse tree to be formatted
  
      Returns:
          str:  tree-like representation of the parse tree