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.
高级
Python
设置
｜
355
最后，在
home
目录中添加一个隐藏文件夹，在
virtualenv
环境中使用。在
Mac
上使用下
面的命令：
$ mkdir ~/.envs
对于
Windows
运行下面的命令
:
> mkdir C:\Users\_your_name_\Envs
如果你想要在
Windows
中隐藏文件夹，可以通过在命令行中编辑属性做到：
> attrib +s +h C:\Users\_your_name_\Envs
要取消隐藏，可以直接去除属性：
> attrib -s -h C:\Users\_your_name_\Envs
这时，如果我们查看
Projects
文件夹的内容，应该会看到两个空的子文件夹，名为
code
和
envs
。
D.7
第
7
步
：
安装
virtualenvwrapper
virtualenv
是一个很棒的工具，但是
virtualenvwrapper
（
http://virtualenvwrapper.readthedocs.org/
en/latest/
）让
virtualenv
更易于访问和使用。然而它有很多特性（
https://virtualenvwrapper.
readthedocs.io/en/latest/#features
）没有在这个附录中提到，其中最强大的特性也是最简单的
特性之一。
它需要一个类似下面的命令：
source $PATH_TO_ENVS/example/bin/activate
将其变成这样：
workon example
D.7.1
安装
virtualenvwrapper ...
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.