django中的小坑

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argument to reversed() must be a sequence
Request Method: GET
Request URL:    http://127.0.0.1:8000/user/address/
Django Version: 1.8.7
Exception Type: TypeError
Exception Value:    
argument to reversed() must be a sequence
Exception Location: /home/python/.virtualenvs/django_py2/local/lib/python2.7/site-packages/django/core/urlresolvers.py in _populate, line 284
Python Executable:  /home/python/.virtualenvs/django_py2/bin/python
Python Version: 2.7.12
Python Path:    
['/home/python/Desktop/ws/syttsx',
 '/home/python/Desktop/ws/syttsx',
 '/home/python/.virtualenvs/django_py2/lib/python2.7',
 '/home/python/.virtualenvs/django_py2/lib/python2.7/plat-x86_64-linux-gnu',
 '/home/python/.virtualenvs/django_py2/lib/python2.7/lib-tk',
 '/home/python/.virtualenvs/django_py2/lib/python2.7/lib-old',
 '/home/python/.virtualenvs/django_py2/lib/python2.7/lib-dynload',
 '/usr/lib/python2.7',
 '/usr/lib/python2.7/plat-x86_64-linux-gnu',
 '/usr/lib/python2.7/lib-tk',
 '/home/python/.virtualenvs/django_py2/local/lib/python2.7/site-packages']
Server time:    星期四, 19 十月 2017 19:00:47 +0800

错误信息如上所示,是因为应用下的urls.py里面的urlpatterns，这个变量后面跟的是一个列表而不是字典,把外边的花括号改成列表即可…
错误配置

urlpatterns = {
    url(r'^$', views.xxx),
}

正确的配置

urlpatterns = [
    url(r'^$', views.xxx),
]