old_contents: '''
  Creates a template tag that can handle `restructured text`_ (reST)
  
  .. _restructured text: http://docutils.sourceforge.net/rst.html
  
  '''
  
  import logging
  from django import template
  from django.utils.safestring import mark_safe
  from django.conf import settings
  
  logger = logging.getLogger('rpc4django')
  
  RESTRICT_REST = getattr(settings, 'RPC4DJANGO_RESTRICT_REST', False)
  
  # all custom tag libraries must have this
  register = template.Library()
  
  
  def resttext(text):
      '''
      Returns *text* in reST format or plain text if resttext fails
      to import docutils or fails for any other reason
  
      If :envvar:`RPC4DJANGO_RESTRICT_REST` is ``True``, just return *text*
      '''
  
      overrides = {
          'inital_header_level': 3,
          'report_level': 5,   # 0 reports everything, 5 reports nothing
      }
  
      if RESTRICT_REST:
          return text
  
      try:
          from docutils.core import publish_parts
          parts = publish_parts(source=text, writer_name='html',
                                settings_overrides=overrides)
          return mark_safe(parts['fragment'])
      except ImportError:
          return text
      except Exception as ex1:
          # see Django Bug #6681
          logger.fatal(repr(ex1))
          return text
  
  resttext.is_safe = True
  register.filter('resttext', resttext)
  
new_contents: '''
  Creates a template tag that can handle `restructured text`_ (reST)
  
  .. _restructured text: http://docutils.sourceforge.net/rst.html
  
  '''
  
  import logging
  from django import template
  from django.utils.safestring import mark_safe
  from django.conf import settings
  
  logger = logging.getLogger('rpc4django')
  
  RESTRICT_REST = getattr(settings, 'RPC4DJANGO_RESTRICT_REST', False)
  
  # all custom tag libraries must have this
  register = template.Library()
  
  
  def resttext(text):
      '''
      Returns *text* in reST format or plain text if resttext fails
      to import docutils or fails for any other reason
  
      If :envvar:`RPC4DJANGO_RESTRICT_REST` is ``True``, just return *text*
      '''
  
      overrides = {
          'inital_header_level': 3,
          'report_level': 5,   # 0 reports everything, 5 reports nothing
      }
  
      if RESTRICT_REST:
          return text
  
      try:
          from docutils.core import publish_parts
          parts = publish_parts(source=text, writer_name='html',
                                settings_overrides=overrides)
          return mark_safe(parts['fragment'])
      except ImportError:
          return text
      except Exception as ex1:
          # see Django Bug #6681
          logger.fatal(repr(ex1))
          return text
  
  
  resttext.is_safe = True
  register.filter('resttext', resttext)
  
subject: Fix a flake8 issue