{"id":488,"date":"2021-03-11T14:50:55","date_gmt":"2021-03-11T08:50:55","guid":{"rendered":"http:\/\/www.jichangqing.net\/wordpress\/?p=488"},"modified":"2021-03-11T14:50:55","modified_gmt":"2021-03-11T08:50:55","slug":"django%e6%a8%a1%e5%9e%8bmodels%e7%9a%84%e7%bb%a7%e6%89%bf%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"http:\/\/www.jichangqing.net\/wordpress\/?p=488","title":{"rendered":"Django\u6a21\u578b(Models)\u7684\u7ee7\u627f\u8be6\u89e3"},"content":{"rendered":"

Django\u63d0\u4f9b\u4e86\u5982\u4e0b3\u79cd\u5e38\u7528\u7684\u6a21\u578b(models)\u7ee7\u627f\u65b9\u5f0f\uff0c\u53ef\u4f7f\u4f60\u7684\u4ee3\u7801\u66f4\u7b80\u4fbf\u548c\u7075\u6d3b\u3002\u4eca\u5929\u5c0f\u7f16\u6211\u5c31\u5e26\u4f60\u770b\u4e0b\u5728\u4ec0\u4e48\u60c5\u5883\u4e0b\u4f7f\u7528\u8fd9\u4e9b\u6a21\u578b\u7ee7\u627f\u65b9\u5f0f\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\n

1. \u62bd\u8c61\u6a21\u578b\u7ee7\u627f(abstract model)<\/p>\n

2. \u591a\u8868\u6a21\u578b\u7ee7\u627f(multi-table inheritance)<\/p>\n

3. \u4ee3\u7406\u6a21\u578b(proxy model)<\/p>\n

\u62bd\u8c61\u6a21\u578b\u7ee7\u627f(abstract model)<\/span><\/p>\n

\u5047\u5982\u6211\u4eec\u6709\u5982\u4e0b\u4e24\u4e2a\u6a21\u578bArticle\uff08\u6587\u7ae0)\u548cCourse(\u8bfe\u7a0b)\u6a21\u578b\u3002\u5b83\u4eec\u7684\u6a21\u578b\u4e2d\u6709\u5f88\u591a\u5171\u540c\u7684\u5b57\u6bb5\uff0c\u6bd4\u5982\u4f5c\u8005\u3001\u6807\u9898\u3001\u521b\u5efa\u65e5\u671f\u548c\u66f4\u65b0\u65e5\u671f\u3002\u8fd9\u6837\u5199\u4f1a\u9020\u6210\u5927\u91cf\u7684\u4ee3\u7801\u91cd\u590d\uff0c\u4e00\u4e2a\u66f4\u597d\u7684\u65b9\u5f0f\u662f\u63d0\u53d6\u4e24\u4e2a\u6a21\u578b\u5171\u540c\u7684\u5b57\u6bb5\u5efa\u7acb\u4e00\u4e2a\u7236\u7c7b\u62bd\u8c61\u6a21\u578b(abstract model)\uff0c\u518d\u5efa\u7acb\u5b50\u7c7b\u6a21\u578b\u53bb\u7ee7\u627f\u7236\u7c7b\u3002<\/p>\n

\n
class Article(models.Model):\r\n    owner = models.ForeignKey(User, related_name='articles_related',\r\non_delete=models.CASCADE)\r\n    title = models.CharField(max_length=250)\r\n    body = models.TextField()\r\n    created = models.DateTimeField(auto_now_add=True)\r\n    updated = models.DateTimeField(auto_now=True)\r\n\r\n    def __str__(self):\r\n        return self.title\r\n\r\n\r\nclass Course(models.Model):\r\n    owner = models.ForeignKey(User, related_name='courses_related',\r\non_delete=models.CASCADE)\r\n    title = models.CharField(max_length=250)\r\n    description = models.TextField()\r\n    created = models.DateTimeField(auto_now_add=True)\r\n    updated = models.DateTimeField(auto_now=True)\r\n\r\n    def __str__(self):\r\n        return self.title\r\n<\/code><\/pre>\n<\/div>\n
\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u5efa\u7acb\u4e00\u4e2a\u53ebItemBase\u7684\u7236\u7c7b\u62bd\u8c61\u6a21\u578b\uff0c\u518d\u5206\u522b\u5efa\u7acbArticle\u548cCourse\u6a21\u578b\u53bb\u7ee7\u627f\u5b83\u3002\u4e0a\u8ff0\u4ee3\u7801\u7b80\u5316\u4e3a\u5982\u4e0b\u6240\u793a\u3002<\/p>\n
\n
class ItemBase(models.Model):\r\n    owner = models.ForeignKey(User, on_delete=models.CASCADE)\r\n    title = models.CharField(max_length=250)\r\n    created = models.DateTimeField(auto_now_add=True)\r\n    updated = models.DateTimeField(auto_now=True)\r\n\r\n       class Meta:\r\n        abstract = True\r\n    def __str__(self):\r\n        return self.title\r\n\r\nclass Article(ItemBase):\r\n    body = models.TextField()\r\n\r\nclass Course(ItemBase):\r\n    description = models.TextField()\r\n<\/code><\/pre>\n<\/div>\n
\u5efa\u7acb\u4e00\u4e2a\u7236\u7c7b\u62bd\u8c61\u6a21\u578b\uff0c\u53ea\u9700\u8981\u5728\u7236\u7c7b\u6a21\u578bMeta\u9009\u9879\u4e2d\u8bbe\u7f6eabstract=True\u3002Django\u4e0d\u4f1a\u4e3a\u62bd\u8c61\u6a21\u578b\u5728\u6570\u636e\u5e93\u4e2d\u751f\u6210\u81ea\u5df1\u7684\u6570\u636e\u8868\u3002\u7236\u7c7bMeta\u4e2d\u7684abstract=True\u4e5f\u4e0d\u4f1a\u4f20\u9012\u7ed9\u5b50\u7c7b\u3002\u5c3d\u7ba1\u6211\u4eec\u5728\u8fd9\u91cc\u5efa\u7acb\u4e86\u4e09\u4e2a\u6a21\u578b\uff0cDjango\u53ea\u4f1a\u4e3aArticle\u548cCourse\u6a21\u578b\u751f\u6210\u4e24\u4e2a\u6570\u636e\u8868\uff0c\u4e14\u6bcf\u4e2a\u6570\u636e\u8868\u5747\u5305\u542b\u4e86\u5171\u6709\u5b57\u6bb5\u548c\u81ea\u5df1\u72ec\u7279\u7684\u5b57\u6bb5(\u5982body\u548cdescription)\u3002\u540c\u65f6\u5b50\u7c7b\u6a21\u578b\u4e5f\u4f1a\u7ee7\u627f\u7236\u7c7b\u91cc\u7684\u65b9\u6cd5\uff0c\u6bd4\u5982\u8fd9\u91cc\u7684__str__\u65b9\u6cd5\u3002\u5f53\u7136\u4f60\u4e5f\u53ef\u4ee5\u5728\u5b50\u7c7b\u4e2d\u91cd\u5199\u7236\u7c7b\u7684__str__\u65b9\u6cd5\uff0c\u5e76\u989d\u5916\u6dfb\u52a0\u81ea\u5df1\u7684odering\u9009\u9879\u3002<\/p>\n
\u4f46\u4e0a\u8ff0\u4ee3\u7801\u6709\u4e2a\u5c0f\u95ee\u9898owner\u5b57\u6bb5\u7684related_name\u5c5e\u6027\u5728\u6a21\u578b\u7ee7\u627f\u65f6\u4e22\u5931\u4e86\u3002\u6211\u4eec\u9700\u8981\u6839\u636e\u5b50\u7c7b\u6a21\u578b\u7684\u540d\u5b57\uff0c\u751f\u6210\u5dee\u5f02\u5316\u7684related_name\u3002\u8fd9\u65f6\u6211\u4eec\u53ea\u9700\u5728\u7236\u7c7b\u6a21\u578b\u4e2d\u8bbe\u7f6erelated_name\u65f6\u5f15\u7528\u5e94\u7528\u540dapp_label\uff08%(app_label)s)\u6216\u8005\u5b50\u7c7b\u7684\u7c7b\u540d(%(class)s)\u3002\u8fd9\u91cc\u6211\u4eec\u4f7f\u7528\u4e86%(class)s\uff0c\u8868\u793a\u5c0f\u5199\u5f62\u5f0f\u7684\u5f53\u524d\u5b50\u7c7b\u7684\u7c7b\u540d\u3002\u8fd9\u6837\u6a21\u578b\u7ee7\u627f\u540e\uff0c\u6bcf\u4e2a\u5b50\u7c7b\u6a21\u578b\u4f1a\u751f\u6210\u81ea\u5df1\u4e13\u5c5e\u7684related_name, \u6bd4\u5982articles_related\u548ccourses_related\u3002<\/p>\n
\n
class ItemBase(models.Model):\r\n    owner = models.ForeignKey(User,\r\nrelated_name='%(class)s_related',\r\non_delete=models.CASCADE)\r\n    title = models.CharField(max_length=250)\r\n    created = models.DateTimeField(auto_now_add=True)\r\n    updated = models.DateTimeField(auto_now=True)\r\n\r\n    class Meta:\r\n        abstract = True<\/code><\/pre>\n<\/div>\n
\u591a\u8868\u6a21\u578b\u7ee7\u627f(multi-table inheritance)<\/span><\/p>\n
Django\u7684\u591a\u8868\u6a21\u578b\u4e5f\u53ef\u7528\u6765\u7b80\u5316\u4ee3\u7801\uff0c\u5176\u4e0e\u62bd\u8c61\u6a21\u578b\u7ee7\u627f\u6700\u5927\u7684\u533a\u522b\u5728\u4e8eDjango\u4e5f\u4f1a\u4e3a\u7236\u7c7b\u6a21\u578b\u5efa\u7acb\u81ea\u5df1\u7684\u6570\u636e\u8868\uff0c\u540c\u65f6\u9690\u5f0f\u5730\u5728\u7236\u7c7b\u548c\u5b50\u7c7b\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u4e00\u5bf9\u4e00\u5173\u7cfb\u3002\u6bd4\u5982\u4e0b\u4f8b\u4e2d\uff0c\u6211\u4eec\u5220\u9664\u4e86\u7236\u7c7b\u6a21\u578bMeta\u9009\u9879\u4e2d\u7684abstract=True, \u8fd9\u6837Django\u5c31\u4f1a\u521b\u5efa3\u4e2a\u6570\u636e\u8868\u3002\u5176\u4e2d\u5171\u6709\u5b57\u6bb5\u90e8\u5206\u4f1a\u5b58\u50a8\u5728\u7236\u7c7b\u6a21\u578b\u5bf9\u5e94\u7684\u6570\u636e\u8868\u91cc\uff0c\u6bcf\u4e2a\u5b50\u7c7b\u6a21\u578b\u4e13\u5c5e\u7684\u5b57\u6bb5\u4f1a\u5b58\u5728\u6bcf\u4e2a\u5b50\u7c7b\u5bf9\u5e94\u7684\u6570\u636e\u8868\u91cc\u3002\u5c3d\u7ba1\u5171\u6709\u5b57\u6bb5\u662f\u5b58\u5728\u7236\u7c7b\u6a21\u578b\u5bf9\u5e94\u7684\u6570\u636e\u8868\u91cc\uff0c\u6bcf\u4e2a\u5b50\u7c7b\u5bf9\u8c61\u53ef\u4ee5\u50cf\u4f7f\u7528\u81ea\u5df1\u6570\u636e\u8868\u91cc\u7684\u5b57\u6bb5\u4e00\u6837\u4f7f\u7528\u90a3\u4e9b\u5b57\u6bb5\uff0c\u6bd4\u5982article.title, course.owner\u3002<\/p>\n
\n
class ItemBase(models.Model):\r\n    owner = models.ForeignKey(User, on_delete=models.CASCADE)\r\n    title = models.CharField(max_length=250)\r\n    created = models.DateTimeField(auto_now_add=True)\r\n    updated = models.DateTimeField(auto_now=True)\r\n\r\n    def __str__(self):\r\n        return self.title\r\n\r\nclass Article(ItemBase):\r\n    body = models.TextField()\r\n\r\nclass Course(ItemBase):\r\n    description = models.TextField()<\/code><\/pre>\n<\/div>\n
\u5728\u591a\u8868\u7ee7\u627f\u4e2d\uff0c\u4e00\u822c\u7236\u7c7b\u7684Meta\u5c5e\u6027\u4e0d\u4f1a\u7ee7\u627f\u5230\u5b50\u7c7b\u4e2d\uff0c\u4f46\u662fordering\u548c get_latest_by\u662f\u53ef\u4ee5\u7ee7\u627f\u7684\u3002\u5982\u679c\u5b50\u7c7b\u4e0d\u60f3\u7ee7\u627f\u7236\u7c7b\u7684ordering\u7684Meta\u9009\u9879\uff0c\u5219\u53ef\u4ee5\u624b\u52a8\u663e\u5f0f\u7684\u6307\u5b9aordering=[]\u6216\u8005\u4efb\u4f55\u81ea\u5df1\u60f3\u8981\u7684\u503c\u3002<\/p>\n
\u6ce8\u610f\uff1a\u591a\u8868\u7ee7\u627f\u4e2d\u5982\u679c\u4e00\u4e2a\u7236\u7c7b\u6709\u591a\u4e2a\u5b50\u7c7b\uff0c\u4e14\u5b50\u7c7b\u4e0d\u5728\u5173\u7cfb\u4e2d\u663e\u5f0f\u5730\u6307\u5b9arelated_name\u5b57\u6bb5\uff0cdjango\u4f1a\u5f15\u53d1\u9a8c\u8bc1\u9519\u8bef\u3002\u8fd9\u662f\u56e0\u4e3a\u591a\u8868\u7ee7\u627f\u7684\u65f6\u5019\uff0cDjango\u9690\u5f0f\u5730\u5728\u7236\u7c7b\u548c\u5b50\u7c7b\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u4e00\u5bf9\u4e00\u5173\u7cfb\uff0c\u6709\u65f6\u5019\u7236\u7c7b\u4e0e\u5176\u4ed6\u7c7b\u7684\u5173\u7cfb\u4f1a\u4ece\u7236\u7c7b\u4e0b\u79fb\u5230\u5b50\u7c7b\u4e2d\u3002<\/p>\n
\u4ee3\u7406\u6a21\u578b(proxy model)<\/span><\/p>\n
\u5982\u679c\u6211\u4eec\u53ea\u60f3\u6539\u53d8\u67d0\u4e2a\u6a21\u578b\u7684\u884c\u4e3a\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u6dfb\u52a0\u989d\u5916\u7684\u5b57\u6bb5\u6216\u521b\u5efa\u989d\u5916\u7684\u6570\u636e\u8868\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u4f7f\u7528\u4ee3\u7406\u6a21\u578b(proxy model)\u3002\u8bbe\u7f6e\u4e00\u4e2a\u4ee3\u7406\u6a21\u578b\uff0c\u9700\u8981\u5728\u5b50\u7c7b\u6a21\u578bMeta\u9009\u9879\u4e2d\u8bbe\u7f6eproxy=True\uff0c Django\u4e0d\u4f1a\u4e3a\u4ee3\u7406\u6a21\u578b\u751f\u6210\u65b0\u7684\u6570\u636e\u8868\u3002\u6bd4\u5982\u4e0b\u4f8b\u4e2dMyPerson\u6a21\u578b\u7ee7\u627f\u4e86Person\u6a21\u578b\uff0c\u5e76\u6307\u5b9a\u6309last_name\u6392\u5e8f, django\u4e0d\u4f1aMyPerson\u751f\u6210\u65b0\u7684\u6570\u636e\u8868\u3002<\/p>\n
\n
from django.db import models\r\n\r\nclass Person(models.Model):\r\n    first_name = models.CharField(max_length=30)\r\n    last_name = models.CharField(max_length=30)\r\n\r\nclass MyPerson(Person):\r\n    class Meta:\r\n        proxy = True\r\nordering = ['last_name']\r\n<\/code><\/pre>\n<\/div>\n
\u5728\u8fd9\u91cc\u4ee3\u7406\u6a21\u578bMyPerson\u53ef\u4ee5\u548cPerson\u6a21\u578b\u4e00\u6837\u5bf9Person\u5bf9\u5e94\u7684\u6570\u636e\u8868\u8fdb\u884c\u5404\u79cd\u5404\u6837\u7684\u9a9a\u64cd\u4f5c\u3002<\/p>\n
\n
>>> p = Person.objects.create(first_name=\"john\")\r\n>>> MyPerson.objects.get(first_name=\"john\")<\/code><\/pre>\n<\/div>\n
\u6709\u65f6\u5019\u4f60\u9700\u8981\u7ed9\u5b50\u7c7b\u4ee3\u7406\u6a21\u578b\u81ea\u5b9a\u4e49Manager\u65b9\u6cd5\uff0c\u4f60\u53ef\u4ee5\u6309\u5982\u4e0b\u64cd\u4f5c\u3002<\/p>\n
\n
from django.db import models\r\n\r\nclass NewManager(models.Manager):\r\n    # ...\r\npass\r\nclass MyPerson(Person):\r\n    objects = NewManager()\r\n\r\n    class Meta:\r\n        proxy = True<\/code><\/pre>\n<\/div>\n
\u4f46\u4e0a\u8ff0\u64cd\u4f5c\u6709\u4e2a\u95ee\u9898\uff0c\u5176\u8986\u76d6\u4e86\u7236\u7c7b\u7684\u64cd\u4f5c\u65b9\u6cd5\uff0c\u6bd4\u5982MyPerson.objects.all()\u3002\u5982\u679c\u4f60\u5e0c\u671b\u4fdd\u7559\u7236\u7c7b\u81ea\u5e26\u65b9\u6cd5\uff0c\u540c\u65f6\u63d0\u4f9b\u65b0\u7684Manager\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6309\u5982\u4e0b\u64cd\u4f5c\u3002<\/p>\n
\n
# Create an abstract class for the new manager.\r\nclass ExtraManagers(models.Model):\r\n    secondary = NewManager()\r\n\r\n    class Meta:\r\n        abstract = True\r\nclass MyPerson(Person, ExtraManagers):\r\n    class Meta:\r\n        proxy = True<\/code><\/pre>\n<\/div>\n
\u5176\u5b9eDjango\u8fd8\u63d0\u4f9b\u4e86\u7b2c4\u79cd\u6a21\u578b\u7ee7\u627f\u65b9\u5f0f\u591a\u91cd\u7ee7\u627f(multi inheritance), \u4e3b\u8981\u6d89\u53camixin\u7c7b\u7684\u7ee7\u627f\u4e0e\u4f7f\u7528\uff0c\u6211\u4eec\u540e\u9762\u4f1a\u4e13\u9898\u4ecb\u7ecd\u3002<\/p>\n
\n
\u5c0f\u7ed3<\/span><\/p>\n
    \n
  • Django\u63d0\u4f9b\u4e863\u79cd\u5e38\u7528\u6a21\u578b\u7ee7\u627f\u65b9\u5f0f\uff0c\u62bd\u8c61\u6a21\u578b\u7ee7\u627f\u3001\u591a\u8868\u7ee7\u627f\u548c\u4ee3\u7406\u6a21\u578b\u7ee7\u627f\u3002<\/li>\n
  • \u5f53\u4f60\u7684\u591a\u4e2a\u6a21\u578b\u6709\u5927\u91cf\u76f8\u540c\u5b57\u6bb5\u65f6\uff0c\u53ef\u4f7f\u7528\u62bd\u8c61\u6a21\u578b(abstract model)\u7ee7\u627f\u7b80\u5316\u4ee3\u7801\u3002<\/li>\n
  • \u591a\u8868\u7ee7\u627f\u4f1a\u9690\u5f0f\u5730\u5728\u7236\u7c7b\u548c\u5b50\u7c7b\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u4e00\u5bf9\u4e00\u5173\u7cfb\u3002<\/li>\n
  • \u5982\u679c\u6211\u4eec\u53ea\u60f3\u6539\u53d8\u67d0\u4e2a\u6a21\u578b\u7684\u884c\u4e3a\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u6dfb\u52a0\u989d\u5916\u7684\u5b57\u6bb5\u6216\u521b\u5efa\u989d\u5916\u7684\u6570\u636e\u8868\uff0c\u53ef\u4f7f\u7528\u4ee3\u7406\u6a21\u578b(proxy model)\u3002<\/li>\n
  • Django\u4e0d\u4f1a\u4e3a\u62bd\u8c61\u6a21\u578b\u6216\u4ee3\u7406\u6a21\u578b\u521b\u5efa\u65b0\u7684\u6570\u636e\u8868\uff0c\u4f1a\u4e3a\u591a\u8868\u7ee7\u627f\u4e2d\u7684\u6bcf\u4e2a\u6a21\u578b\u521b\u5efa\u81ea\u5df1\u7684\u6570\u636e\u8868\u3002<\/li>\n<\/ul>\n
    from: https:\/\/zhuanlan.zhihu.com\/p\/82818334<\/p>\n","protected":false},"excerpt":{"rendered":"
    Django\u63d0\u4f9b\u4e86\u5982\u4e0b3\u79cd\u5e38\u7528\u7684\u6a21\u578b(models)\u7ee7\u627f\u65b9\u5f0f\uff0c\u53ef\u4f7f\u4f60\u7684\u4ee3\u7801\u66f4\u7b80\u4fbf\u548c\u7075\u6d3b\u3002\u4eca\u5929\u5c0f\u7f16\u6211\u5c31\u5e26\u4f60\u770b\u4e0b\u5728\u4ec0\u4e48\u60c5\u5883\u4e0b\u4f7f\u7528\u8fd9\u4e9b\u6a21\u578b\u7ee7\u627f\u65b9\u5f0f\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002 1. \u62bd\u8c61\u6a21\u578b\u7ee7\u627f(abstract model) 2. \u591a\u8868\u6a21\u578b\u7ee7\u627f(mul …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-488","post","type-post","status-publish","format-standard","hentry","category-django"],"_links":{"self":[{"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=488"}],"version-history":[{"count":1,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/488\/revisions"}],"predecessor-version":[{"id":489,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/488\/revisions\/489"}],"wp:attachment":[{"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=488"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jichangqing.net\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}