Python CharField 예제들

예제 #1

class Type1(models.Model):
    """
    一级类目
    """
    name=models.CharField(max_length=10,default="",verbose_name="类目名")
    add_time = models.DateTimeField(default=datetime.now, verbose_name='添加时间')
    class Meta:
        verbose_name = '商品类别'
        verbose_name_plural = verbose_name
    def __str__(self):
        return self.name

예제 #2

    一级类目
    """
    name=models.CharField(max_length=10,default="",verbose_name="类目名")
    add_time = models.DateTimeField(default=datetime.now, verbose_name='添加时间')
    class Meta:
        verbose_name = '商品类别'
        verbose_name_plural = verbose_name
    def __str__(self):
        return self.name
class Type2(models.Model):
    """
    二级类目
    """
parent=models.ForeignKey(Type1,verbose_name="父级类别",
null=True,blank=True,on_delete=models.CASCADE)
    name=models.CharField(max_length=10,default="",verbose_name="类目名")
    add_time = models.DateTimeField(default=datetime.now, verbose_name='添加时间')
    class Meta:
        verbose_name = '商品类别2'
        verbose_name_plural = verbose_name
    def __str__(self):
        return self.name
class Type3(models.Model):
    """
    三级类目
    """
parent=models.ForeignKey(Type2,verbose_name="父级类别",
null=True,blank=True,on_delete=models.CASCADE)
    name=models.CharField(max_length=10,default="",verbose_name="类目名")
    add_time = models.DateTimeField(default=datetime.now, verbose_name='添加时间')
    class Meta:

예제 #3

파일: model.py 프로젝트: naghizad/myappsample

class Person(models.Model):
    first_name = models.CharField(max_length=30)
    last_name = models.CharField(max_length=30)

예제 #4

파일: model.py 프로젝트: naghizad/myappsample

class Musician(models.Model):
    first_name = models.CharField(max_length=50)
    last_name = models.CharField(max_length=50)
    instrument = models.CharField(max_length=100)

예제 #5

파일: model.py 프로젝트: naghizad/myappsample

class Album(models.Model):
    artist = models.ForeignKey(Musician, on_delete=models.CASCADE)
    name = models.CharField(max_length=100)
    release_date = models.DateField()
    num_stars = models.IntegerField()