建立第一个Django工程---linux中的python

建立第一个Django工程

环境：

ip: 192.168.0.92

系统：centos7.5

安装django

pip install django


启动一个HelloWorld工程


django-admin.py startproject HelloWorld

[root@test2 ~]# ls
HelloWorld

查看工程自带的文件

[root@test2 ~]# tree .
.
`-- HelloWorld
    |-- HelloWorld
    |   |-- __init__.py
    |   |-- __pycache__
    |   |   |-- __init__.cpython-36.pyc
    |   |   |-- settings.cpython-36.pyc
    |   |   |-- urls.cpython-36.pyc
    |   |   `-- wsgi.cpython-36.pyc
    |   |-- settings.py
    |   |-- urls.py
    |   `-- wsgi.py
    |-- db.sqlite3
    `-- manage.py

3 directories, 10 files

合并
cd /root/HelloWorld/
python manage.py migrate

[root@test2 HelloWorld]# python manage.py migrate
Operations to perform:
  Apply all migrations: admin, auth, contenttypes, sessions
Running migrations:
  Applying contenttypes.0001_initial... OK
  Applying auth.0001_initial... OK
  Applying admin.0001_initial... OK
  Applying admin.0002_logentry_remove_auto_add... OK
  Applying admin.0003_logentry_add_action_flag_choices... OK
  Applying contenttypes.0002_remove_content_type_name... OK
  Applying auth.0002_alter_permission_name_max_length... OK
  Applying auth.0003_alter_user_email_max_length... OK
  Applying auth.0004_alter_user_username_opts... OK
  Applying auth.0005_alter_user_last_login_null... OK
  Applying auth.0006_require_contenttypes_0002... OK
  Applying auth.0007_alter_validators_add_error_messages... OK
  Applying auth.0008_alter_user_username_max_length... OK
  Applying auth.0009_alter_user_last_name_max_length... OK
  Applying sessions.0001_initial... OK


修改ALLOWED_HOSTS

cd /root/HelloWorld/HelloWorld/

[root@test2 HelloWorld]# ls
__init__.py  __pycache__  settings.py  urls.py    wsgi.py

vi settings.py 
ALLOWED_HOSTS = ['*']

将ALLOWED_HOSTS = []改为ALLOWED_HOSTS = ['*']

启动工程

cd /root/HelloWorld
python manage.py runserver 0.0.0.0:8000


浏览器访问：http://192.168.0.92:8000/