tuple of list/tuple pointing to list

  logg = 'c:\\tmp\\Logg\\12-12-13.txt'
  f=open(logg,'r')
  file = f.readlines()
  f.close
  Data={}
  feltypen=()
  for line in open(logg):
    if len(line)>142:
      grab= (line)
      #dörrpanel
      sekvens = grab[31:38] #last layer put in list
      model= grab[39:47] #this is toplayer
      feltyp= grab[161:] #sorted under the toplayer
      if model in Data:
        if feltyp in Data[model]:
          try:
            (feltyp).append(sekvens)
          except:
            (feltyp)=()
            (feltyp).append(sekvens)
        else:
          Data[model].append(feltyp)
          feltyp)=()
          (feltyp).append(sekvens)