Question

我收到错误ImportError：无法导入名称节点

错误来来去去，如果我在开发服务器上终止实例并启动一个新实例，该网站会在短时间内正确加载，然后错误返回。

回溯在下面。

感谢。

Traceback (most recent call last):
  File "C:\Program Files(x86)\Google\google_appengine\google\appengine\runtime\wsgi.py", line 240, in Handle
    handler = _config_handle.add_wsgi_middleware(self._LoadHandler())
  File "C:\Program Files(x86)\Google\google_appengine\google\appengine\runtime\wsgi.py", line 299,in _LoadHandler
    handler, path, err = LoadObject(self._handler)
  File "C:\Program Files(x86)\Google\google_appengine\google\appengine\runtime\wsgi.py", line 85, in LoadObject
    obj = __import__(path[0])
  File "C:\Users\bar\PycharmProjects\foo\events.py", line 15, in <module>
    from BaseHandler import BaseHandler
  File "C:\Users\bar\PycharmProjects\foo\BaseHandler.py", line 6, in <module>
    import jinja2
  File "C:\Program Files(x86)\Google\google_appengine\lib\jinja2- 2.6\jinja2\__init__.py", line 33, in <module>
    from jinja2.environment import Environment, Template
  File "C:\Program Files(x86)\Google\google_appengine\lib\jinja2- 2.6\jinja2\environment.py", line 13, in <module>
    from jinja2 import nodes
ImportError: cannot import name nodes

EDIT 它似乎只发生在文件发生变化时。即，在尝试加载events.hmtl

时，在events.py中进行更改会导致错误

使用jinja2和Google App Engine进行ImportError

0 个答案: