July 2017
Intermediate to advanced
398 pages
11h 54m
Chinese
Content preview from Python数据处理
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
应用编程接口
｜
289
•
大部分你真正需要的，可以从
Spritzer
得到。
我们会使用
Spritzer
，这是
Twitter
的免费公开
API
，通过它可以在频率限制下取得推文。
为了访问这个
API
，我们会使用
API key
和
token
。
13.1.4
API key
和
token
API key
和
token
是用来鉴别应用和用户的方式。
Twitter API key
和
token
可能会让你迷惑。
这里有四个你需要了解的概念。
• API key
标识应用。
• API secret
类似于应用的密码。
• token
标识用户。
• token secret
类似于用户的密码。
这几部分的组合给予我们访问
Twitter API
数据的权限。然而并不是所有的
API
都拥有这
两层标识和密钥。
Twitter
是一个很好的“最佳案例”（即更加安全的）示例。在一些情况
下，
API
会没有
key
或者只有一个
key
。
创建一个
Twitter API key
和访问
token
继续童工雇用的研究，收集
Twitter
上关于童工雇用的讨论。创建一个
Twitter API
的
key
很简单，但是需要以下几步。
(1)
如果你没有
Twitter
账户，先注册（
https://twitter.com/signup
）。
(2)
登录
apps.twitter.com
。
(3)
点击“创建新应用”（
Create New App
）按钮。
(4)
给你的应用一个名称和描述。例如，名称设置为“童工讨论”，描述设置为“拉取
Twitter
上关于童工的讨论”。
(5)
给你的应用添加一个网站— ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.