python - 导入错误 : cannot import name get_hexdigest

Question

当我尝试在我的 osX10.7、python2.7 django1.4 系统上运行一段 django 代码时，我遇到了这个问题。我如何获得 get_hexdigest？我要从某个地方下载吗？

Kinnovates-MacBook-Pro:platformsite Kinnovate$ sudo python manage.py runserver
Running in development mode.
Running in development mode.
Running in development mode.
Running in development mode.
Validating models...

HACKUING USER MODEL
Unhandled exception in thread started by <bound method Command.inner_run of <django.contrib.staticfiles.management.commands.runserver.Command object at 0x1016bc050>>
Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/core/management/commands/runserver.py", line 91, in inner_run
    self.validate(display_num_errors=True)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/core/management/base.py", line 266, in validate
    num_errors = get_validation_errors(s, app)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/core/management/validation.py", line 30, in get_validation_errors
    for (app_name, error) in get_app_errors().items():
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/db/models/loading.py", line 158, in get_app_errors
    self._populate()
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/db/models/loading.py", line 67, in _populate
    self.load_app(app_name)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/db/models/loading.py", line 88, in load_app
    models = import_module('.models', app_name)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django/utils/importlib.py", line 35, in import_module
    __import__(name)
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django_sha2-0.4-py2.7.egg/django_sha2/models.py", line 2, in <module>
    from django_sha2 import auth
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django_sha2-0.4-py2.7.egg/django_sha2/auth.py", line 96, in <module>
    monkeypatch()
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django_sha2-0.4-py2.7.egg/django_sha2/auth.py", line 42, in monkeypatch
    from django_sha2 import bcrypt_auth
  File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/django_sha2-0.4-py2.7.egg/django_sha2/bcrypt_auth.py", line 10, in <module>
    from django.contrib.auth.models import get_hexdigest
ImportError: cannot import name get_hexdigest

Answer 1

你使用的是开发版的Django(1.4)，相应模块中没有get_hexdigest方法。

解决方案:

• 使用 1.3 版本(目前是最后一个稳定版本)
• 自己实现get_hexdigest(可以从here复制粘贴)
• 使用其他工具(没有兼容性问题)来解决您的任务