Flask+MySQL+ECharts实现地名关系图谱

先上数据结构表

功能点

1、所有地名关系动态图

2、将鼠标放到节点上会从数据库中把地名介绍显示

3、点击左侧边栏城市名称可把响应的数据显示

4、在搜索框内输入相应的地区可以查找响应节点

manage.py

from flask import Flask, abort, render_template
import os
from flask_sqlalchemy import SQLAlchemy
import pymysql
from app import app

pymysql.install_as_MySQLdb()
# 使用集成方式处理SQLAlchemy
app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql://root:123456@localhost:3306/tibetmedicine?charset=utf8'
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

# 实例化db对象
db = SQLAlchemy(app)

# 定义404界面
@app.errorhandler(404)
def page_not_found(e):
    return render_template('error-404.html')


# 定义500界面
@app.errorhandler(500)
def page_not_found(e):
    return render_template('error-500.html')
# 定义文章类型函数，供模板页面调用


@app.context_processor
def gettype():
    type = {
        '1': '西藏自治区',
        '2': '拉萨市',
        '3': '林芝市',
        '4': '昌都市',
        '5': '那曲市',
        '6': '山南市',
        '7': '日喀则市',
        '8': '阿里地区'
    }
    return dict(area_name=type)


if __name__ == "__main__":
    from app.controller.indexCotroller import *
    app.register_blueprint(index)
    app.run(debug=True)

views.py

from flask import render_template, request, url_for, redirect, make_response, session

from .common.utility import ImageCode
from .dbUtils import getTargetDatas as gtd
from . import app
from .module.areas import Areas
from .module.links import Links


@app.route("/index")
def index():
    areas = Areas()
    result = areas.find_records()
    links = Links()
    data_links = links.find_records()
    return render_template('index.html', result=result, data_links=data_links)


#  定义一个路由器来进行动态添加数据库数据
@app.route('/addAreasChinese', methods=['POST', 'GET'])
def addAreasChinese():
    if request.method == 'POST':
        areaName = request.form.get('areaName')
        cityId = request.form.get('cityId')
    gtd.insertChineseArea(areaName, cityId)
    return redirect(url_for('index'))


# 定义一个路由器来进行进入藏语版知识图谱
@app.route('/changeTibet')
def changeTibet():
    # 获取数据库里面的城市列表
    city_list = gtd.getAllCityTibet()
    # 获取数据库里面的区域列表
    lasa_areas_list = gtd.getAllAreasTibet(1)
    linzhi_areas_list = gtd.getAllAreasTibet(2)
    changdu_areas_list = gtd.getAllAreasTibet(3)
    naqu_areas_list = gtd.getAllAreasTibet(4)
    shannan_areas_list = gtd.getAllAreasTibet(5)
    rikaze_areas_list = gtd.getAllAreasTibet(6)
    ali_areas_list = gtd.getAllAreasTibet(7)
    return render_template('indexTibet.html',
                           title='首页',
                           city_list=city_list,
                           lasa_areas_list=lasa_areas_list,
                           linzhi_areas_list=linzhi_areas_list,
                           changdu_areas_list=changdu_areas_list,
                           naqu_areas_list=naqu_areas_list,
                           shannan_areas_list=shannan_areas_list,
                           rikaze_areas_list=rikaze_areas_list,
                           ali_areas_list=ali_areas_list)


#  定义一个路由器来进行动态添加数据库数据藏文
@app.route('/addAreasTibet', methods=['POST', 'GET'])
def addAreasTibet():
    if request.method == 'POST':
        areaName = request.form.get('areaName')
        cityId = request.form.get('cityId')
    gtd.insertTibetArea(areaName, cityId)
    return redirect(url_for('changeTibet'))

原文地址：https://blog.csdn.net/qq_38957497/article/details/115197118