安装django_postgrespool并相应地配置我的项目后,我收到以下错误:
Traceback (most recent call last):
File "C:\Users\Administrator\Documents\my_proj\my_module.py", line 14, in <module>
from cortex.my_app.models import MyModel
File "C:\Users\Administrator\Documents\my_proj\my_app\models.py", line 3, in <module>
from django.db import models
File "C:\Users\Administrator\virtual_environments\spyker\lib\site-packages\django\db\__init__.py", line 40, in <module>
backend = load_backend(connection.settings_dict['ENGINE'])
File "C:\Users\Administrator\virtual_environments\spyker\lib\site-packages\django\db\__init__.py", line 34, in __getattr__
return getattr(connections[DEFAULT_DB_ALIAS], item)
File "C:\Users\Administrator\virtual_environments\spyker\lib\site-packages\django\db\utils.py", line 92, in __getitem__
backend = load_backend(db['ENGINE'])
File "C:\Users\Administrator\virtual_environments\spyker\lib\site-packages\django\db\utils.py", line 44, in load_backend
raise ImproperlyConfigured(error_msg)
django.core.exceptions.ImproperlyConfigured: 'django_postgrespool' isn't an available database backend.
Try using django.db.backends.XXX, where XXX is one of:
'dummy', 'mysql', 'oracle', 'postgresql_psycopg2', 'sqlite3'
Error was: cannot import name Diagnostics
当然,我检查了我可以import django_postgrespool
在同一个环境中。
我发现了这个类似的问题,但是它的解决方法是使用 django 1.4+ 而我使用的是 1.4.3