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O'Reilly Platform
book
Python语言及其应用(第2版)
by
Bill Lubanovic
March 2022
Intermediate to advanced
522 pages
13h 52m
Chinese
Posts & Telecom Press
Content preview from
Python语言及其应用(第2版)
网络
|
313
安装
Python
部分:
$
pip install grpcio
$
pip install grpcio-tools
Python
客户端文档非常详尽,这里只作简单的介绍。另外还有一份单独的教程(“
A simplified
guide to gRPC in Python
”
),你可能会喜欢。
要使用
gRPC
,需要编写
.proto
文件来定义
service
及其
rpc
方法。
rpc
方法类似于函数定义(描述其参数和返回值类型),可以指定下列某种联网模式。
•
请求
–
响应(同步或异步)
•
请求
–
流式响应
•
流式请求
–
响应(同步或异步)
•
流式请求
–
流式响应
单个响应可以是阻塞的或异步的。流式响应可以被迭代。
接下来,运行
grpc_tools.protoc
程序来为客户端和服务器创建
Python
代码。
gRPC
负责
处理序列化和网络通信。你可以向客户端和服务器添加应用特定的代码。
gRPC
是
W
eb
REST API
的顶层替代方案。它似乎比
REST
更适合于服务间的通信,而
REST
可能更适合于公共
API
。
17.8.6 twirp
twirp
类似于
gRPC
,但其声称要更简单。和
gRPC
一样,你负责定义
.proto
文件,
twirp
负
责生成
Python
代码来处理客户端和服务器。
17.9
远程管理工具
•
Salt
是用
Python
编写的。起初是为了实现远程执行,后来逐渐发展成为功能完善的系
统管理平台。
Salt
基于
ZeroMQ
,而非
SSH
,能够扩展到数以千计的服务器。
•
Puppet
和
Chef
都是流行的远程管理工具,与 ...
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Publisher Resources
ISBN: 9787115586223