256 class autoextend(type):

   256 class autoextend(type):

   257     def __new__(mcs, name, bases, classdict):

   257     def __new__(mcs, name, bases, classdict):

   258         for attrname, attrvalue in classdict.items():

   258         for attrname, attrvalue in classdict.items():

   259             if callable(attrvalue):

   259             if callable(attrvalue):

   260                 if attrname.startswith('generate_') and \

   260                 if attrname.startswith('generate_') and \

   262                     raise TypeError('generate_xxx must accept at least 1 argument')

   262                     raise TypeError('generate_xxx must accept at least 1 argument')

   263                 setattr(_ValueGenerator, attrname, attrvalue)

   263                 setattr(_ValueGenerator, attrname, attrvalue)

   264         return type.__new__(mcs, name, bases, classdict)

   264         return type.__new__(mcs, name, bases, classdict)

   265 

   265 

   266 

   266