【发布时间】：2017-07-05 07:39:27
【问题描述】：
我已经从 bitbucket 中提取了我的项目更新，并尝试了以下命令“python3 manage.py makemigrations”、“python3 manage.py migrate vehicle”、“python3 manage.py migrate”。但我收到以下错误。车辆应用程序是新的，它的一些模型使用来自之前迁移并在数据库中的其他应用程序的外键。我尝试了不同的方法，但找不到解决方案。我正在使用 django-1.7.4 我感谢任何建议。
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 986, in _gcd_import
File "<frozen importlib._bootstrap>", line 969, in _find_and_load
File "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 673, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 665, in exec_module
File "<frozen importlib._bootstrap>", line 222, in _call_with_frames_removed
File "/apps/project/beta/apps/site/admin.py", line 7, in <module>
from .forms import MenuSubItemAdminForm, MenuChildrenAdminForm
File "/apps/project/beta/apps/site/forms.py", line 18, in <module>
class AdvancedVehicleSearchForm(forms.Form):
File "/apps/project/beta/apps/site/forms.py", line 24, in AdvancedVehicleSearchForm
make_choices = [(make.id, '{} ({})'.format(make.name, make.stock_count)) for make in Make.objects.get_public().filter(stock_count__gt=0)]
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/models/query.py", line 141, in __iter__
self._fetch_all()
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/models/query.py", line 966, in _fetch_all
self._result_cache = list(self.iterator())
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/models/query.py", line 265, in iterator
for row in compiler.results_iter():
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/models/sql/compiler.py", line 700, in results_iter
for rows in self.execute_sql(MULTI):
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/models/sql/compiler.py", line 786, in execute_sql
cursor.execute(sql, params)
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/backends/utils.py", line 81, in execute
return super(CursorDebugWrapper, self).execute(sql, params)
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/utils.py", line 94, in __exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/utils/six.py", line 658, in reraise
raise value.with_traceback(tb)
File "/apps/project/.virtualenvs/beta/lib/python3.5/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
django.db.utils.ProgrammingError: relation "vehicle_make" does not exist
LINE 1: ..."."country_id", "vehicle_make"."stock_count" FROM "vehicle_m...
车辆应用，制作模型：
from django.db import models
from django.utils.text import slugify
from django.core.urlresolvers import reverse
from django.utils.translation import ugettext_lazy as _
from apps.location.models import Country
from project.abstract_classes import BaseModel, BaseManager
from .constants import FUEL_CHOICES, GEARBOX_GROUP_CHOICES, VEHICLE_TYPE_CHOICES
# Create your models here.
class Make(BaseModel):
name = models.CharField(_('name'), max_length=50, unique=True, db_index=True)
country = models.ForeignKey(Country, on_delete=models.CASCADE,
null=True, related_name='makes')
stock_count = models.PositiveIntegerField(_("Stock count"), default=0)
objects = BaseManager()
class Meta:
ordering = ['country', 'name']
def __str__(self):
return self.name
def get_absolute_url(self):
return reverse('vehicles-stock-by-make', kwargs={'make': slugify(self.name)})
settings.py
INSTALLED_APPS = (
'django.contrib.admin',
'easy_thumbnails',
'adminsortable',
'apps.location',
'apps.vehicle',
)
【问题讨论】：
-
请在
settings.py上给我们您的models.py和INSTALLED_APPS -
更新了这些信息。请帮忙
标签： django database-migration django-errors