Django 想要单独执行文件

#!/usr/bin/env python

import os

import sys

if __name__ == "__main__":

    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "Django_login_publishing.settings")

    try:

        from django.core.management import execute_from_command_line

    except ImportError:

        # The above import may fail for some other reason. Ensure that the

        # issue is really that Django is missing to avoid masking other

        # exceptions on Python 2.

        try:

            import django

        except ImportError:

            raise ImportError(

                "Couldn't import Django. Are you sure it's installed and "

                "available on your PYTHONPATH environment variable? Did you "

                "forget to activate a virtual environment?"

            )

        raise

    execute_from_command_line(sys.argv)

import os

if __name__ == '__main__':

    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "Django_login_publishing.settings")  # 在Django 里想单独执行文件写上这句话

    import django  # 导入Django

    django.setup()  # 执行

    from app01 import models

    # models.Press.objects.create(name="光辉出版社")

    # ret=[]

    # for i in range(300):

    #     obj=models.Press(name="光辉第{}出版社".format(i))django_content_type

    #     ret.append(obj)

    # models.Press.objects.create(ret)

    ret = [models.Press(name="火星第{}出版社".format(i)) for i in range(300)]

    # 批量创建300个出版社对象

    models.Press.objects.bulk_create(ret)  # 只向数据库提交一次