old_contents: """Declare the Koztumize application using Pynuts."""
  
  import ldap
  from pynuts import Pynuts
  
  
  class Koztumize(Pynuts):
      """The class which open the ldap."""
      @property
      def ldap(self):
          """Open the ldap."""
          if 'LDAP' not in self.config:  # pragma: no cover
              self.config['LDAP'] = ldap.open(self.config['LDAP_HOST'])
          return self.config['LDAP']
  
  
  app = Koztumize(
      __name__, config_file='config/config.cfg')  # pylint: disable=C0103
  
new_contents: """Declare the Koztumize application using Pynuts."""
  
  import os
  import ldap
  from pynuts import Pynuts
  
  
  class Koztumize(Pynuts):
      """The class which open the ldap."""
      @property
      def ldap(self):
          """Open the ldap."""
          if 'LDAP' not in self.config:  # pragma: no cover
              self.config['LDAP'] = ldap.open(self.config['LDAP_HOST'])
          return self.config['LDAP']
  
  
  app = Koztumize(  # pylint: disable=E1101
      __name__,
      config_file=os.environ.get('KOZTUMIZE_CONFIG') or 'config/config.cfg')
  
subject: Use an environment variable as config file