使用变量获取属性值

Question

我希望能够使用变量从数据库中获取值，最后一行是我要实现的目标。

class Data(db.Model):

  property = db.StringProperty()

data = Data(property = 'value')

data.put()

query = db.GqlQuery("SELECT * FROM Data")

myvar = 'property'

for line in query:

  line[myvar]

Answer 1

谢谢voscausa，class Data(db.Model):  property = db.StringProperty()data = Data(property = 'value')data.put()query = db.GqlQuery("SELECT * FROM Data")myvar = 'property'for line in query:  getattr(line, myvar)