ModuleNotFoundError：没有名为“drf_multiple_model”的模块

Question

当尝试启动 runserver 时，它给了我这个错误，我不知道为什么，它之前工作正常

ModuleNotFoundError：没有名为“drf_multiple_model”的模块

Watching for file changes with StatReloader
Exception in thread django-main-thread:
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/local/lib/python3.6/threading.py", line 864, in run
    self._target(*self._args, **self._kwargs)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/utils/autoreload.py", line 54, in wrapper
    fn(*args, **kwargs)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 109, in inner_run
    autoreload.raise_last_exception()
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/utils/autoreload.py", line 77, in raise_last_exception
    raise _exception[0](_exception[1]).with_traceback(_exception[2])
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/utils/autoreload.py", line 54, in wrapper
    fn(*args, **kwargs)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/apps/registry.py", line 91, in populate
    app_config = AppConfig.create(entry)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/site-packages/django/apps/config.py", line 90, in create
    module = import_module(entry)
  File "/home/daniel/.local/share/virtualenvs/app-backend-RGL58hqa/lib/python3.6/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 994, in _gcd_import
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 953, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'drf_multiple_model'

Answer 1

Django Rest Framework提供了一些令人难以置信的数据序列化工具，但有时您需要将许多序列化器和/或模型组合到单个 API 调用中。drf-multiple-model 是一个旨在实现此目的的应用程序。

（来自文档）

好吧，我想您找到了答案，但如果其他人也有同样的问题，也许这就是缺少的内容：

pip install django-rest-multiple-models

确保添加drf_multiple_model到您的 INSTALLED_APPS 中，然后只需将视图导入到任何views.py.