我需要在模型的字段中保存一个字典。我该怎么做?
例如,我有这样的代码:
def create_random_bill(self):
name_chars = re.compile("[a-zA-Z0-9 -_]")
bill_name = "".join(random.choice(name_chars for x in range(10)))
rand_products = random.randint(1,100)
for x in rand_products:
bill_products =
new_bill = Bill.new(name=bill_name, date=datetime.date, products=bill_products)
new_bill.save()
我应该为"bill_products=“写些什么,这样它就可以保存一些随机的产品,从我的产品型号到这个账单?
这是账单的模型描述:
class Bill(models.Model):
name = models.CharField(max_length=255)
date = models.DateTimeField(auto_now_add=True)
products = models.ManyToManyField(Product, related_name="bills")
以及产品的型号描述:
class Product(models.Model):
name = models.CharField(max_length=255)
price = models.IntegerField()
如果还有什么我应该添加的,请留下评论。谢谢!
https://stackoverflow.com/questions/9686409
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