###图书管理系统

实现功能：book单表的增删改查

###图书管理系统代码结构 .
|____bookms
| |____init.py
| |____settings.py
| |____urls.py
| |____wsgi.py
|____README.md
|____templates
| |____books.html
| |____addbook.html
| |____changebook.html
|____manage.py
|____app01
| |____migrations
| | |____init.py
| | |____pycache
| | | |____0001_initial.cpython-36.pyc
| | | |____init.cpython-36.pyc
| | |____0001_initial.py
| |____models.py
| |__init.py
| |____apps.py
| |____admin.py
| |____tests.py
| |____views.py
| |____static
| | |____init.py
| | |____bootstrap-3.3.7
| | | |____css | | | | |____bootstrap.min.css
| | | | |____bootstrap.css

###显示效果