code: def _write_file_ppp_ifaces(iface, data):
      '''
      Writes a file to disk
      '''
      try:
          template = JINJA.get_template('debian_ppp_eth.jinja')
      except jinja2.exceptions.TemplateNotFound:
          log.error('Could not load template debian_ppp_eth.jinja')
          return ''
  
      adapters = _parse_interfaces()
      adapters[iface] = data
  
      ifcfg = ''
      tmp = template.render({'data': adapters[iface]})
      ifcfg = tmp + ifcfg
  
      filename = _DEB_PPP_DIR + '/' + adapters[iface]['data']['inet']['provider']
      if not os.path.exists(os.path.dirname(filename)):
          msg = '{0} cannot be written.'
          msg = msg.format(os.path.dirname(filename))
          log.error(msg)
          raise AttributeError(msg)
      with salt.utils.files.fopen(filename, 'w') as fout:
          fout.write(salt.utils.stringutils.to_str(ifcfg))
  
      # Return as an array so the difflib works
      return filenamf _write_file_ppp_ifaces(iface, data):
      '''
      Writes a file to disk
      '''
      try:
          template = JINJA.get_template('debian_ppp_eth.jinja')
      except jinja2.exceptions.TemplateNotFound:
          log.error('Could not load template debian_ppp_eth.jinja')
          return ''
  
      adapters = _parse_interfaces()
      adapters[iface] = data
  
      ifcfg = ''
      tmp = template.render({'data': adapters[iface]})
      ifcfg = tmp + ifcfg
  
      filename = _DEB_PPP_DIR + '/' + adapters[iface]['data']['inet']['provider']
      if not os.path.exists(os.path.dirname(filename)):
          msg = '{0} cannot be written.'
          msg = msg.format(os.path.dirname(filename))
          log.error(msg)
          raise AttributeError(msg)
      with salt.utils.files.fopen(filename, 'w') as fout:
          fout.write(salt.utils.stringutils.to_str(ifcfg))
  
      # Return as an array so the difflib works
      return filename
docs: Writes a file to disk