models.py 文件源码

def generate_comments():
    cakeIds = [11, 21, 31, 41]
    stars = [2, 3, 4, 5]
    comments = [u'????', u'????', u'????', u'?????']
    for i in range(len(cakeIds)):
      comm = Comment(id=i+1, userId=1, cakeId=cakeIds[i], stars=stars[i], comment=comments[i])
      db.session.add(comm)
    try:
      db.session.commit()
      print 'generate comments successfully'
    except IntegrityError:
      db.session.rollback()
      print 'fail to generate comments'


####### class Picture --> table pictures