与this post类似但不相同的问题。
刚接触Django的时候,我一直在做第一个教程,现在已经到了第五部分,自动化测试。
按照教程直到步骤"修复Bug"之后,当我运行测试时,它弹出了一个错误,如下所示:
Creating test database for alias 'default'...
E
======================================================================
ERROR: test_was_published_recently_with_future_question (polls.tests.QuestionModelTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/ian/mysite/polls/tests.py", line 18, in test_was_published_recently_with_future_question
self.assertIs(future_question.was_published_recently(), False)
AttributeError: 'Question' object has no attribute 'was_published_recently'
----------------------------------------------------------------------
Ran 1 test in 0.000s
FAILED (errors=1)
Destroying test database for alias 'default'...
下面是我的代码:
- 测试. py**
import datetime
from django.utils import timezone
from django.test import TestCase
from .models import Question
class QuestionModelTests(TestCase):
def test_was_published_recently_with_future_question(self):
"""
was_published_recently() returns False for questions whose pub_date
is in the future.
"""
time = timezone.now() + datetime.timedelta(days=30)
future_question = Question(pub_date=time)
self.assertIs(future_question.was_published_recently(), False)
- 型号. py**
import datetime
from django.db import models
from django.utils import timezone
class Question(models.Model):
def __str__(self):
return self.question_text
def was_published_recently(self):
now = timezone.now()
return now - datetime.timedelta(days=1) <= self.pub_date <= now
question_text = models.CharField(max_length=200)
pub_date = models.DateTimeField('date published')
class Choice(models.Model):
def __str__(self):
return self.choice_text
question = models.ForeignKey(Question, on_delete=models.CASCADE)
choice_text = models.CharField(max_length=200)
votes = models.IntegerField(default=0)
5条答案
按热度按时间hgtggwj01#
你需要CTRL+ D(停止)你的python控制台,然后再次运行python
manage.py
shell,最后再次导入所有的文件。p3rjfoxz2#
试着这样做这对我很有帮助
民意调查/models.py
t1rydlwq3#
除非Django在Model类中做了一些魔法(很有可能),否则python不会定义带有pub_date属性的Question对象的创建。
xoshrz7s4#
尝试:exit().退出python shell。
然后重新调用Pythonshell,导入模型类,这个方法应该可以工作。
slwdgvem5#
变更
至