Flask 项目结构

Flask 项目结构.png

• libs——每个模块所用到的函数
• models——数据库模型
• static——静态文件
• templates——jinja2模板
• utils——小工具/第三方
• views——视图函数
• config.py——项目配置代理
• develop_config.py——项目配置
• ext——共用变量，如db
• flask_test002.py——app主文件
• manage.py——命令
• register_blueprints_list——蓝图列表，用于循环注册

---

config.py

from develop_config import Dev, DevConstant
config = {
    "config_type": 'dev',
    'dev': Dev,
    'constant': DevConstant

develop_config.py

HOSTNAME = '127.0.0.1'  #主机ip
PORT = '3306' #端口
DATABASE = 'flask_test3' #数据库名
USERNAME = 'user' #mysql用户名
PASSWORD = 'password' #mysql用户密码
CHARSET = 'charset=utf8'  #编码
DB_URI = 'mysql+pymysql://{}:{}@{}:{}/{}?{}'.format(USERNAME, PASSWORD, HOSTNAME,
                                                    PORT, DATABASE, CHARSET)
class Dev(object):
    """开发环境配置参数"""
    SECRET_KEY = 'aaa'
    DEBUG = True
    #连接数据库
    SQLALCHEMY_DATABASE_URI = DB_URI
    # 如果设置成True，Flask-SQLAlchemy 将会追踪对象的修改并且发送信号
    SQLALCHEMY_TRACK_MODIFICATIONS = True

class DevConstant(object):
    """开发常量"""
    SESSION_ID = 'session_id'

主文件 create_app

def create_app(config_type): #'dev'
    app = Flask(__name__)
    app.config.from_object(config[config_type])  #config['dev']  Dev
    db.init_app(app)

    for b in blueprints:
        app.register_blueprint(b)
    return app

app = create_app(config['config_type'])

manage.py

from flask_script import Manager, Command, Server
from flask_migrate import Migrate, MigrateCommand #1
from flask_test002 import app
from ext import db
from models.account.account_user_model import User
from models.admin.admin_model import AdminUser
from models.files.upload_file_model import Files

manager = Manager(app)
migrate = Migrate(app, db) #2

manager.add_command('aaa', Server(host='0.0.0.0', port=5000))
manager.add_command('db', MigrateCommand)  #3

'''shell'''
def make_shell_context():
    return dict(app=app,db=db,User=User,Role=Role)
manager.add_command("shell",Shell(make_context=make_shell_context))


@manager.option('-n', '--name', dest='name',help='', default='root')
@manager.option('-p', '--password', dest='password', help='', default='222')
def hello(name, password):
    admin = AdminUser(username=name, password=password)
    db.session.add(admin)
    db.session.commit()
    print name, password


if __name__ == '__main__':
    manager.run()