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+#對整個應用做初始化操作
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+#主要工作:
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+# 1.構建Flask的應用以及各種配置
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+#2.構建SQLAlchemy的應用
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+
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+from flask import Flask
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+from flask_sqlalchemy import SQLAlchemy
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+import pymysql
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+import eventlet
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+from flask_mqtt import Mqtt
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+from flask_migrate import Migrate
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+#from flask_migrate import Migrate, MigrateCommand
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+
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+
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+#綠化(綠色線程)所有系統模組,實現IO多路複用
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+# eventlet.monkey_patch()
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+
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+pymysql.install_as_MySQLdb()
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+
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+# db = SQLAlchemy()
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+
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+def create_app():
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+ app = Flask(__name__)
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+ #配置啟動模式為調適模式
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+ # app.config['DEBUG'] = True
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+ #配置數據庫的連接字符串
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+ app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql://coffee:skyeye@52.69.200.169:3306/Coffee'
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+ #配置數據庫內容再更新時自動提交
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+ app.config['SQLALCHEMY_COMMIT_ON_TEARDOWN'] = True
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+ #配置session所需要的秘鑰
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+ app.config['SECRET_KEY'] = 'you guess'
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+ # template 有修改後,會自動去更新
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+ app.config['TEMPLATES_AUTO_RELOAD'] = True
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+ #如果设置成True(默认情况),Flask - SQLAlchemy将会追踪对象的修改并且发送信号。这需要额外的内存, 如果不必要的可以禁用它
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+ app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = True
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+ #資料库连接池的大小。默认是数据库引擎的默认值 (通常是5)
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+ app.config['SQLALCHEMY_POOL_SIZE'] = 100
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+ #指定資料库连接池的超时时间。默认是 10
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+ app.config['SQLALCHEMY_POOL_TIMEOUT'] = 60 * 60
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+ #自动回收连接的秒数。这对 MySQL 是必须的,默认 情况下 MySQL 会自动移除闲置 8 小时或者以上的连接。 需要注意地是如果使用 MySQL 的话, Flask-SQLAlchemy 会自动地设置这个值为 2 小时
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+ app.config['SQLALCHEMY_MAX_OVERFLOW'] = 15
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+
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+ # app.config['SECRET'] = 'my secret key'
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+ #MQTT相關設置
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+ app.config['MQTT_BROKER_URL'] = '60.250.156.234'
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+ app.config['MQTT_BROKER_PORT'] = 1883
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+ app.config['MQTT_USERNAME'] = 'aisky-client'
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+ app.config['MQTT_PASSWORD'] = 'aiskyc'
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+ #將發送ping到代理的時間間隔設置60秒
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+ app.config['MQTT_KEEPALIVE'] = 60
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+ #出於測試目的將TLS設置為禁用
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+ app.config['MQTT_TLS_ENABLED'] = False
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+
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+ #資料庫的初始化
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+ db = SQLAlchemy(app)
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+ db.init_app(app)
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+ mqtt = Mqtt(app)
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+
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+ # 初始化Flask-Migrate擴展
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+ migrate = Migrate(app, db)
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+
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+
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+
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+ #用來使用flask-migrate數據遷移使用,如要用在把下面模型類註釋消掉,並且將main裡的from coffee_manage import mqtt,db註釋掉(因會報導入錯誤)
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+ # # 用戶表
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+ # class User(db.Model):
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+ # __tablename__ = 'user'
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+ #
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+ # userID = db.Column(db.Integer, primary_key=True)
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+ # firstname = db.Column(db.String(30), nullable=False)
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+ # lastname = db.Column(db.String(30), nullable=False)
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+ # mail = db.Column(db.String(50), nullable=False)
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+ # phone = db.Column(db.String(20), nullable=False)
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+ # username = db.Column(db.String(30), nullable=False, unique=True)
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+ # password = db.Column(db.String(40), nullable=False)
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+ # status = db.Column(db.Integer, nullable=False, info='0:admin;1:new;9:disable')
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+ #
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+ # # 發酵槽溫度感測器表
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+ # class TankTemSensor(db.Model):
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+ # __tablename__ = 'tank_tem_sensor'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # tem = db.Column(db.Text, nullable=False)
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+ #
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+ # # 發酵槽二氧化碳感測器表
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+ # class TankCO2Sensor(db.Model):
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+ # __tablename__ = 'tank_co2_sensor'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # co2 = db.Column(db.Text, nullable=False)
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+ #
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+ # # 發酵槽酸鹼值感測器表
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+ # class TankPHSensor(db.Model):
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+ # __tablename__ = 'tank_ph_sensor'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # ph = db.Column(db.Text, nullable=False)
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+ #
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+ # class BeanValve(db.Model):
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+ # __tablename__ = 'bean_valve'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class WashMachine(db.Model):
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+ # __tablename__ = 'wash_machine'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class ConveyorBelt1(db.Model):
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+ # __tablename__ = 'conveyor_belt1'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Cargo1Disinfect(db.Model):
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+ # __tablename__ = 'cargo1_disinfect'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class ColorMachine(db.Model):
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+ # __tablename__ = 'color_machine'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class ConveyorBelt2(db.Model):
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+ # __tablename__ = 'conveyor_belt2'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class PeelingMachine(db.Model):
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+ # __tablename__ = 'peeling_machine'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class ConveyorBelt3(db.Model):
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+ # __tablename__ = 'conveyor_belt3'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Bacteria(db.Model):
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+ # __tablename__ = 'bacteria'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Cargo2Disinfect(db.Model):
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+ # __tablename__ = 'cargo2_disinfect'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Heating(db.Model):
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+ # __tablename__ = 'heating'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Stir(db.Model):
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+ # __tablename__ = 'stir'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class WaterInjection(db.Model):
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+ # __tablename__ = 'water_injection'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class TopValve(db.Model):
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+ # __tablename__ = 'top_valve'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class BottomValve(db.Model):
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+ # __tablename__ = 'bottom_valve'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Temperature(db.Model):
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+ # __tablename__ = 'temperature'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Hoist(db.Model):
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+ # __tablename__ = 'hoist'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Dryer(db.Model):
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+ # __tablename__ = 'dryer'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # duration = db.Column(db.Text, nullable=False)
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+ # start = db.Column(db.Text, nullable=False)
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+ # end = db.Column(db.Text, nullable=False)
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+ #
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+ # class Relay(db.Model):
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+ # __tablename__ = 'relay'
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+ #
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+ # sn = db.Column(db.Integer, primary_key=True)
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+ # datetime = db.Column(db.DateTime, nullable=False)
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+ # tank_num = db.Column(db.Integer, nullable=False)
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+ # status = db.Column(db.Text, nullable=False)
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+
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+
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+
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+
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+ #將main藍圖程序與app關聯到一起
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+ from .main import main as main_blueprint
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+ app.register_blueprint(main_blueprint)
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+ #將user藍圖程序與app關聯到一起
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+ from .user import user as user_blueprint
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+ app.register_blueprint(user_blueprint)
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+
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+ return app, db, mqtt
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