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解决python - AttributeError: 'RegexURLPattern' object has no attribute '_callback'
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I'm newbie in python. I used this tutorial http://www.django-rest-framework.org/tutorial/quickstart/, but have an issue with RegexURLPattern. Full stack trace of issue:
Unhandled exception in thread started by <function check_errors.
<locals>.wrapper at 0x103c8cf28>
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/utils/autoreload.py", line 226, in wrapper
fn(*args, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/management/commands/runserver.py", line 116, in inner_run
self.check(display_num_errors=True)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/management/base.py", line 366, in check
include_deployment_checks=include_deployment_checks,
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/checks/registry.py", line 75, in run_checks
new_errors = check(app_configs=app_configs)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/checks/urls.py", line 10, in check_url_config
return check_resolver(resolver)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/checks/urls.py", line 19, in check_resolver
for pattern in resolver.url_patterns:
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/utils/functional.py", line 35, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/urlresolvers.py", line 379, in url_patterns
patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/utils/functional.py", line 35, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/Django-1.10.dev20151224130822-py3.5.egg/django/core/urlresolvers.py", line 372, in urlconf_module
return import_module(self.urlconf_name)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/importlib/__init__.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 986, in _gcd_import
File "<frozen importlib._bootstrap>", line 969, in _find_and_load
File "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 673, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 662, in exec_module
File "<frozen importlib._bootstrap>", line 222, in _call_with_frames_removed
File "/Users/igor/tutorial/tutorial/tutorial/urls.py", line 28, in <module>
url(r'^', include(router.urls)),
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/rest_framework/routers.py", line 79, in urls
self._urls = self.get_urls()
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/rest_framework/routers.py", line 321, in get_urls
urls = format_suffix_patterns(urls)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/rest_framework/urlpatterns.py", line 64, in format_suffix_patterns
return apply_suffix_patterns(urlpatterns, suffix_pattern, suffix_required)
File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/rest_framework/urlpatterns.py", line 27, in apply_suffix_patterns
view = urlpattern._callback or urlpattern._callback_str
AttributeError: 'RegexURLPattern' object has no attribute '_callback'
My urls.py content:
from django.conf.urls import url, include
from rest_framework import routers
from quickstart import views
router = routers.DefaultRouter()
router.register(r'users', views.UserViewSet)
router.register(r'groups', views.GroupViewSet)
urlpatterns = [
url(r'^', include(router.urls)),
url(r'^api-auth/', include('rest_framework.urls', namespace='rest_framework'))
]
What i'am doing wrong? Help please...
python django django-rest-framework|
this question edited Jan 5 '16 at 16:24 asked Jan 5 '16 at 12:03 NilsHolgerson 174 11 1 Please show the full traceback. Which Django and DRF version are you using? – knbk Jan 5 '16 at 13:32 updated stack trace... – NilsHolgerson Jan 5 '16 at 16:24 1 Django version - 1.10 DRF - i don't know. I installed it with pip install djangorestframework – NilsHolgerson Jan 5 '16 at 16:33
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4 Answers
4
解决方法
You are using the development version of Django. DRF is not yet compatible. You should install Django 1.8.x or 1.9.x instead.
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this answer answered Jan 5 '16 at 16:35 knbk 24.2k 3 30 54 3 Just for reference: Django 1.10 is supported as of RestFramework 3.4.0. – Amir Ali Akbari Sep 21 '16 at 6:54
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It looks like you project layout differs from the quickstart.
from quickstart import views
should be:
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想使用python的logging模块记录日志， 并使用RotatingFileHandler来处理日志以便于在日志文件超过指定的大小后会重新生成新的日志文件。 基本代码如下： import
from tutorial.quickstart import views
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this answer answered Jan 5 '16 at 12:41 Linovia 4,697 1 4 16 If I edit this line like you say, i've another error: ImportError: No module named 'tutorial.quickstart' – NilsHolgerson Jan 5 '16 at 12:48 As I said, your quick start layout differs from the documentation. – Linovia Jan 5 '16 at 12:53 Please make sure you were in the tutorial directory when creating the quick start application. – Linovia Jan 5 '16 at 12:54 /Users/user/tutorial/tutorial/quickstart – NilsHolgersonJan 5 '16 at 12:56
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In my case, It seems that DRF was not installed. I ran pip install djangorestframeworkand my 'runserver' command worked just fine.
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this answer answered Oct 13 '16 at 17:30 jignesh 50 9
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I have the same problem on Django 1.10 and 1.11. Solution: update djangorestframework to the latest version
pip install -U djangorestframework
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this answer answered Apr 11 at 11:39 Volodymyr Pavlenko 1
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