Python ';str';对象不可调用
我在django遇到了一个问题:Python ';str';对象不可调用,python,django,Python,Django,我在django遇到了一个问题: 'str' object is not callable 代码: url.py应用程序通常为: from django.conf.urls import patterns, include, url from django.contrib.auth.views import login, logout_then_login from usuarios.views import Registro urlpatterns = patterns('', u
'str' object is not callable
代码:
url.py应用程序通常为:
from django.conf.urls import patterns, include, url
from django.contrib.auth.views import login, logout_then_login
from usuarios.views import Registro
urlpatterns = patterns('',
url(r'^login/$', 'django.contrib.auth.views.login', {'template_name':'registration/login.html'},
name='login'),
url(r'^cerrar/$', 'django.contrib.auth.views.logout_then_login',
name='logout'),
url(r'^registro/$', 'Registro', name='registro'),
)
from django import forms
from django.contrib.auth.models import User
from django.contrib.auth.forms import UserCreationForm
class RegistroUsuario(UserCreationForm):
class Meta:
fields = ('first_name', 'last_name', 'email', 'username', 'password1', 'password2')
视图.py
from django.http import HttpResponse, HttpResponseRedirect
from django.contrib.auth import authenticate, login, logout
from django.core.context_processors import csrf
#importar el formulario de registro
from usuarios.forms import RegistroUsuario
def Registro(request):
if request.user.is_anonymous():
if request.method == 'POST':
form = RegistroUsuario(request, POST)
if form.is_valid():
form.save()
return HttpResponse('Usuario creado sin problemas.')
else:
form = RegistroUsuario()
context = {}
context.update(csrf(request))
context['form'] = form
#pasar el context al template
return render_to_response('registro.html', context)
else:
return HttpResponseRedirect('/')
forms.py:
from django.conf.urls import patterns, include, url
from django.contrib.auth.views import login, logout_then_login
from usuarios.views import Registro
urlpatterns = patterns('',
url(r'^login/$', 'django.contrib.auth.views.login', {'template_name':'registration/login.html'},
name='login'),
url(r'^cerrar/$', 'django.contrib.auth.views.logout_then_login',
name='logout'),
url(r'^registro/$', 'Registro', name='registro'),
)
from django import forms
from django.contrib.auth.models import User
from django.contrib.auth.forms import UserCreationForm
class RegistroUsuario(UserCreationForm):
class Meta:
fields = ('first_name', 'last_name', 'email', 'username', 'password1', 'password2')
我与django的合作不多,事实上,错误并没有真正告诉我什么可能是错的
Environment:
Request Method: GET
Request URL: http://127.0.0.1:8000/usuarios/registro/
Django Version: 1.6.2
Python Version: 2.7.6
Installed Applications:
('django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'usuarios')
Installed Middleware:
('django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware')
Traceback:
File "C:\Python27\lib\site-packages\django\core\handlers\base.py" in get_response
114. response = wrapped_callback(request, *callback_args, **callback_kwargs)
Exception Type: TypeError at /usuarios/registro/
Exception Value: 'str' object is not callable
您在URL分派中错误地命名了视图:
from usuarios.views import Registro
urlpatterns = patterns('',
# ...
url(r'^registro/$', 'Registro', name='registro'),
这里,'Registro'
不是Django可以导入的名称(它不是完整的模块路径),也没有指定要从中导入的前缀(patterns()
的第一个参数是空字符串'
)
您应该给出实际的视图对象(您已经在这里导入),或者给出完整模块路径的名称
因此,选择其中一个:
from usuarios.views import Registro
urlpatterns = patterns('',
# ...
url(r'^registro/$', Registro, name='registro'),
或
第一个选项将实际视图函数传递给寄存器(因为您已经导入了它,所以寄存器可以工作)
第二个选项除了提供视图名称外,还提供模块的完整路径;Django现在可以导入它(它在字符串中查找
,以确定是否可以导入某些内容)。向我们显示您得到的错误,以便我们知道它来自何处。同样,对于Python,正确格式化代码也很重要。在此网页上呈现时,您的代码没有正确缩进;代码中可能有空格和制表符的组合(这会带来麻烦)。好的。谢谢对不起,这是我第一次来stackoverflow。没问题;我们几乎可以为您设置格式,但可能无法完全正确地设置格式…:)请参见浏览器错误页面中复制和粘贴视图文本的切换?你能点击那个并从那里复制回溯吗?它将比当前的错误消息更具可读性。