我的模型中有三个类别,每个类别都有价格。我想创建 Cart 对象。我如何使用 ManToManyField 在一个 CartItem 中传递所有 3 个。
models.py
class Women(models.Model):
photo = models.ImageField(upload_to='media')
title = models.CharField(max_length=20)
description = models.CharField(max_length=150)
price = models.IntegerField()
objects = models.manager
def __str__(self):
return self.title
class Meta:
verbose_name_plural = 'Women'
class Men(models.Model):
photo = models.ImageField(upload_to='media')
title = models.CharField(max_length=20)
price = models.IntegerField()
description = models.CharField(max_length=150)
objects = models.manager
def __str__(self):
return self.title
class Meta:
verbose_name_plural = 'Men'
class Kids(models.Model):
photo = models.ImageField(upload_to='media')
title = models.CharField(max_length=20)
price = models.IntegerField()
description = models.CharField(max_length=150)
objects = models.manager
def __str__(self):
return self.title
class Meta:
verbose_name_plural = 'Kids'
我想创造
类购物车(模型。模型):
和
类 CartItem(模型。模型):
莫回无
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