blockchain simple implementation in Python without mining.
项目是一个区块链的简单实现，是仅仅支持数据上传，没有挖矿算法。
blockchain simple implementation in Python, it only supports data uploading without mining.
必要环境 Required Environment
基于Flask框架和requests请求
pip install -r requirements.txt内容：
一、最简单的区块链
二、使用了flask构建web界面的区块链
三、增加了部分查询功能
四、增加了节点同步的区块链
五、增加了签名
六、区块链浏览器
七、解耦
Reference：
React
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
Typescript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
Django
The Web framework for perfectionists with deadlines.
Laravel
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
Facebook
We are working to build community through open source technology. NB: members must have two-factor auth.
Microsoft
Open source projects and samples from Microsoft.
Google
Google ❤️ Open Source for everyone.
Alibaba
Alibaba Open Source for everyone
D3
Data-Driven Documents codes.
Tencent
China tencent open source team.