def create_sample(self, name=None, db=False, **kw):
     if name is not None:
         kw['name'] = name
     kw.setdefault('percent', 100)
     sample = Sample(**kw)
     sample.save() if db else cache_sample(instance=sample)
     return sample

 def create_sample(self, name=None, db=False, **kw):
     if name is not None:
         kw["name"] = name
     kw.setdefault("percent", 100)
     sample = Sample(**kw)
     sample.save() if db else cache_sample(instance=sample)