flask初始化
導入模塊
from flask import Flask, session, redirect, url_for, escape, request,render_template
app=Flask(__name__) ####定義一個app服務
app.config.from_object(config)###加載配置對象
config.py和app.py同級
config.py定義一個object
import os
class config:
secret_key = b'_5#y2L"F4Q8z\n\xec]/'
APP_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
SQLALCHEMY_DATABASE_URI = "sqlite:///E:\code\ops\data1.db"
SQLALCHEMY_TRACK_MODIFICATIONS = False
LOG_PATH='E:\code\ops\log'
LOG_PATH_ERROR = os.path.join(LOG_PATH, 'error.log')
LOG_PATH_INFO = os.path.join(LOG_PATH, 'info.log')
LOG_FILE_MAX_BYTES = 100 * 1024 * 1024
註冊藍圖
導入藍圖模塊.app.py
app.register_blueprint(api)
mkdir api##跟app.py同級
from flask import Blueprint
from flask import jsonify
api=Blueprint("api", __name__, url_prefix="/api")
使用flask-admin
from flask import current_app
from flask_admin import Admin, BaseView, expose
from flask_admin.contrib.sqla import ModelView
admin = Admin(app,name=u'後臺管理系統')
admin.add_view(ModelView(deploy_app, db.session))###對數據庫表進行管理
使用flask-sqlalchemy模塊創建數據庫對象
創建ext.py文件,專門存放第三方模塊
from flask_sqlalchemy import SQLAlchemy
db=SQLAlchemy()
models文件直接引入db對象,編寫表的對象
from ext import db
class deploy_info(db.Model):
__tablename__ = "user"
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
name = db.Column(db.String(50) , nullable=False)
main文件創建表
from ext import db
db.init_app(app)
with app.app_context():
db.create_all()
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