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Django问题:django.core.exceptions.AppRegistryNotReady:尚未加载应用程序

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我是Django的新手 . 我创建了一个类:

from django.db import models
from cqlengine import columns

class Rsvpstream(models.Model):
    venue_name = columns.Text()
    venue_lon = columns.Decimal(required=False)
    venue_lat = columns.Decimal(required=False)
    venue_id = columns.Integer()
    visibility = columns.Text()
    response = columns.Text()
    guests = columns.Integer()
    member_id = columns.Integer()
    member_name = columns.Text()
    rsvp_id = columns.Integer(primary_key=True)
    rsvp_last_modified_time = columns.DateTime(required=False)
    event_name = columns.Text()
    event_time = columns.DateTime(required=False)
    event_url = columns.Text()
    group_topic_names = columns.Text()
    group_country = columns.Text()
    group_state = columns.Text()
    group_city = columns.Text()
    group_name = columns.Text()
    group_lon = columns.Integer()
    group_lat = columns.Integer()
    group_id = columns.Integer()

当我运行此代码时,我收到以下错误:

回溯(最近一次调用最后一次):文件“”,第1行,文件“/Users/hpnhxxwn/anaconda/envs/magenta/lib/python2.7/site-packages/django/db/models/base.py” ,第105行,在新的app_config = apps.get_containing_app_config(模块)文件“/Users/hpnhxxwn/anaconda/envs/magenta/lib/python2.7/site-packages/django/apps/registry.py”,第237行,在get_containing_app_config self.check_apps_ready()文件“/Users/hpnhxxwn/anaconda/envs/magenta/lib/python2.7/site-packages/django/apps/registry.py”,第124行,在check_apps_ready中引发AppRegistryNotReady(“Apps aren”尚未加载 . “)django.core.exceptions.AppRegistryNotReady:尚未加载应用 .

有人可以建议如何进行?

1 回答

  • 0

    [UPDATE] :根据"get started section",您应该运行命令 /manage.py sync_table 以便创建表 . 另请查看this post(如果您还没有) .

    此外,也许django-cassandra-engine说明可能对您有所帮助 .

    您是否在 INSTALLED_APPS 列表(位于 settings.py 文件中)中添加了应用程序(模型所在的位置)?

    像这样(假设您的应用名为 stream ):

    INSTALLED_APPS = [
        'django.contrib.admin',
        ...
        'stream.apps.StreamConfig',  # <-- this should be added
    ]
    

    当然,在那之后,你应该运行 ./manage.py makemigrations./manage.py migrate .

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