django.core.exceptions.ImproperlyConfigured: Requested setting DEFAULT_INDEX_TABLESPACE, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call

解决办法很简单：

在项目的最上方加上：

import os,django
os.environ.setdefault("DJANGO_SETTINGS_MODULE","project_name.settings")# project_name 项目名称
django.setup()