def getArticleFailed(self, error):
Validates that the value is a valid list of foreign keys
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/news/nntp.py/NNTPClient.getArticleFailed--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-0.96/django/db/models/fields/related.py/ManyToManyField.isValidIDList