修改polls包里面的apps.py

from django.apps import AppConfig


class PollsConfig(AppConfig):
    name = 'polls'
    verbose_name = '投票'

修改polls包里面的models.py

from django.db import models

# Create your models here.
# 在我们的polls应用程序中，
# 将创建两个模型：Question和Choice，
# Question有一个问题和一个出版日期,
# Choice有两个领域：选择的文本和票数，
# 每个Choice都关联一个Question


class Question(models.Model):
    question_text = models.CharField(max_length=200)
    pub_date = models.DateTimeField('出版日期')

    class Meta:
        verbose_name = '问题'
        verbose_name_plural = '问题'


class Choice(models.Model):
    question = models.ForeignKey(Question, on_delete=models.CASCADE)
    choice_text = models.CharField(max_length=200)
    votes = models.IntegerField(default=0)

    class Meta:
        verbose_name = '选择'
        verbose_name_plural = '选择'

python manage.py runserver

启动

http://127.0.0.1:8000/admin/