Question

我已经设置了一个新项目，并用简单的模型填充它。（基本上我跟随tut。）

当我在命令行上运行python manage.py shell时，它运行正常：

>python manage.py shell

Python 2.6.4 (r264:75708, Oct 26 2009, 08:23:19) [MSC v.1500 32 bit (Intel)] on
win32
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> from mysite.myapp.models import School
>>> School.objects.all()
[]

效果很好。然后，我尝试在Eclipse中执行相同的操作（使用由相同文件组成的Django项目。）

右键点击mysite项目＆gt;＆gt; Django＆gt;＆gt;壳与Django 环境

这是PyDev控制台的输出：

>>> import sys; print('%s %s' % (sys.executable or sys.platform, sys.version))
C:\Python26\python.exe 2.6.4 (r264:75708, Oct 26 2009, 08:23:19) [MSC v.1500 32 bit (Intel)]
>>> 
>>> from django.core import management;import mysite.settings as settings;management.setup_environ(settings)
'path\\to\\mysite'
>>> from mysite.myapp.models import School
>>> School.objects.all()
Traceback (most recent call last):
  File "<console>", line 1, in <module>
  File "C:\Python26\lib\site-packages\django\db\models\query.py", line 68, in __repr__
    data = list(self[:REPR_OUTPUT_SIZE + 1])
  File "C:\Python26\lib\site-packages\django\db\models\query.py", line 83, in __len__
    self._result_cache.extend(list(self._iter))
  File "C:\Python26\lib\site-packages\django\db\models\query.py", line 238, in iterator
    for row in self.query.results_iter():
  File "C:\Python26\lib\site-packages\django\db\models\sql\query.py", line 287, in results_iter
    for rows in self.execute_sql(MULTI):
  File "C:\Python26\lib\site-packages\django\db\models\sql\query.py", line 2368, in execute_sql
    cursor = self.connection.cursor()
  File "C:\Python26\lib\site-packages\django\db\backends\__init__.py", line 81, in cursor
    cursor = self._cursor()
  File "C:\Python26\lib\site-packages\django\db\backends\sqlite3\base.py", line 170, in _cursor
    self.connection = Database.connect(**kwargs)
OperationalError: unable to open database file

我在这里做错了什么？

Answer 1

错误是关于不打开数据库文件。所以我猜你的settings.py中数据库的路径是一个相对路径，PyDev使用与你通常使用的不同的当前目录启动shell。

如果是这种情况，请将DATABASE_NAME设置更改为绝对路径，它应该可以正常工作。

PyDev和Django：PyDev打破Django shell？

1 个答案: