old_contents: # Copyright 2017 Jon Wayne Parrott
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Naively converts tox.ini files into nox.py files."""
  
  import argparse
  import io
  import pkgutil
  
  import jinja2
  import tox.config
  
  _TEMPLATE = jinja2.Template(
      pkgutil.get_data(__name__, 'tox_to_nox.jinja2').decode('utf-8'),
      extensions=['jinja2.ext.do'])
  
  
  def wrapjoin(seq):
      return ', '.join(["'{}'".format(item) for item in seq])
  
  
  def main():
      parser = argparse.ArgumentParser(
          description='Converts toxfiles to noxfiles.')
      parser.add_argument('--output', default='nox.py')
  
      args = parser.parse_args()
  
      config = tox.config.parseconfig()
      output = _TEMPLATE.render(config=config, wrapjoin=wrapjoin)
  
      with io.open(args.output, 'w') as outfile:
          outfile.write(output)
  
new_contents: # Copyright 2017 Jon Wayne Parrott
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Naively converts tox.ini files into nox.py files."""
  
  import argparse
  import io
  import pkgutil
  
  import jinja2
  import tox.config
  
  _TEMPLATE = jinja2.Template(
      pkgutil.get_data(__name__, 'tox_to_nox.jinja2').decode('utf-8'),
      extensions=['jinja2.ext.do'])
  
  
  def wrapjoin(seq):
      return ', '.join(["'{}'".format(item) for item in seq])
  
  
  def main():
      parser = argparse.ArgumentParser(
          description='Converts toxfiles to noxfiles.')
      parser.add_argument('--output', default='nox.py')
  
      args = parser.parse_args()
  
      config = tox.config.parseconfig([])
      output = _TEMPLATE.render(config=config, wrapjoin=wrapjoin)
  
      with io.open(args.output, 'w') as outfile:
          outfile.write(output)
  
subject: Fix tox-to-nox