docstr: Wrapper for indenting strings in Python 2 and 3.
docstr_tok: ["Wrapper","for","indenting","strings","in","Python","2","and","3","."]
code: def _indent(self, message, prefix):
      """Wrapper for indenting strings in Python 2 and 3."""
      preferred_width = 150
      wrapper = textwrap.TextWrapper(
          initial_indent=prefix,
          width=preferred_width,
          subsequent_indent=prefix,
      )
  
      lines = message.splitlines()
      formatted_lines = [wrapper.fill(lin) for lin in lines]
      formatted_text = "\n".join(formatted_lines)
  
      return formatted_text
  
imports: from __future__ import division, print_function, unicode_literals, absolute_import
  import os
  import textwrap
  import uuid
  from collections import OrderedDict
  import warnings
  from sacred.__about__ import __version__
  from sacred.commandline_options import cli_option
  from sacred.observers import RunObserver
label_desc: Use image node_id 7 for calling the TinyDbReader obj's underlying member method code with example usage: obj._indent(message, prefix) and returns: formatted_text