old_contents: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  
  import sys
  import pkg_resources
  
  from .backcompat import is_callable
  
  # imports of convenience
  from aspen.http.response import Response
  from aspen import json_ as json
  from aspen.logging import log, log_dammit
  
  # Shut up, PyFlakes. I know I'm addicted to you.
  Response, json, is_callable, log, log_dammit
  
  dist = pkg_resources.get_distribution('aspen')
  __version__ = dist.version
  WINDOWS = sys.platform[:3] == 'win'
  NETWORK_ENGINES = ['cheroot']
  
  for entrypoint in pkg_resources.iter_entry_points(group='aspen.network_engines'):
      NETWORK_ENGINES.append(entrypoint.name)
  
  BUILTIN_RENDERERS = [ 'stdlib_format'
              , 'stdlib_percent'
              , 'stdlib_template'
              ]
  
  RENDERERS = BUILTIN_RENDERERS[:]
  
  for entrypoint in pkg_resources.iter_entry_points(group='aspen.renderers'):
      RENDERERS.append(entrypoint.name)
  
  RENDERERS.sort()
  
  
new_contents: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  
  import sys
  import pkg_resources
  
  from .backcompat import is_callable
  
  # imports of convenience
  from aspen.http.response import Response
  from aspen import json_ as json
  from aspen.logging import log, log_dammit
  
  # Shut up, PyFlakes. I know I'm addicted to you.
  Response, json, is_callable, log, log_dammit
  
  dist = pkg_resources.get_distribution('aspen')
  __version__ = dist.version
  WINDOWS = sys.platform[:3] == 'win'
  NETWORK_ENGINES = ['cheroot']
  
  for entrypoint in pkg_resources.iter_entry_points(group='aspen.network_engines'):
      NETWORK_ENGINES.append(entrypoint.name)
  
  BUILTIN_RENDERERS = [ 'stdlib_format'
                      , 'stdlib_percent'
                      , 'stdlib_template'
                       ]
  
  RENDERERS = BUILTIN_RENDERERS[:]
  
  for entrypoint in pkg_resources.iter_entry_points(group='aspen.renderers'):
      RENDERERS.append(entrypoint.name)
  
  RENDERERS.sort()
  
  
subject: Format tweak