def someproc(self):
  param = self.param

class Loader(GenericLoader):

   def __init__(self, file, filename, match):
      GenericLoader.__init__(self, file, filename, match)
      self.fix_tile = None
      self.fix_clip = 0
      self.fix_lens = ()
      self.object = None
      self.filename =filename
      self.verbosity=False
      self.info = None
      self.file=file

........

   def import_curves(self):
      for obj in self.info.paths_heap:
         if obj==1:
            self.begin_group()
         elif obj==0:
            self.end_group()
         else:
            style = self.style <--------------это как понимать?
            if obj.colorIndex:
               if self.info.fill_data.has_key(obj.colorIndex):
                  style.fill_pattern = SolidPattern(self.info.fill_data[obj.colorIndex])
               else:
                  style.fill_pattern = EmptyPattern
            else:
               style.fill_pattern = EmptyPattern

class MyClass:
  name=''
  def __init__(self, name='', duplicate=None, **kw):
    ...
    for key, value in kw.items():
      setattr(self, key, value)

  def Copy(self):
1    return self.__class__.(duplicate=self)
2    return MyClass(duplicate=self)
  def IsEmpty(self):
    return not self.__dict__