Anaconda
下载地址 https://www.anaconda.com/products/individual
创建语法
代码语言：javascript复制创建环境：conda create -n mlenv python=3.7
激活环境：conda activate mlenv
命令说明：mlenv是环境名；python=3.7是环境的使用版本是3.7；其它语法
- 查看工具的版本信息conda --version
- 查看含版本更多信息conda info
- 显示所有环境的列表conda info --env (conda info -e)
- 查看安装了 哪 些 包conda list
- 在当前环境中安装包conda install scrapy
- 在指定环境中安装包conda install -n python36 scrapy
- 在当前环境中更新包conda update scrapy
- 在指定环境中更新包conda update -n python36 scrapy
- 更新当前环境所有包conda update --all
- 在当前环境中删除包conda remove scrapy
- 在指定环境中删除包conda remove -n python2 scrapy
添加清华镜像
- conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/
- conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/
- conda config --remove channels defaults
- conda config --set show_channel_urls yes
- conda upgrade --all
Juyper使用Conda环境
如果你和我一样在第一次切换环境的时候遇见如下问题：
代码语言：javascript复制Traceback (most recent call last):
File "C:ProgramDataAnaconda3Scriptsjupyter-notebook-script.py", line 6, in <module>
from notebook.notebookapp import main
File "C:ProgramDataAnaconda3libsite-packagesnotebooknotebookapp.py", line 47, in <module>
from zmq.eventloop import ioloop
File "C:ProgramDataAnaconda3libsite-packageszmq__init__.py", line 47, in <module>
from zmq import backend
File "C:ProgramDataAnaconda3libsite-packageszmqbackend__init__.py", line 40, in <module>
reraise(*exc_info)
File "C:ProgramDataAnaconda3libsite-packageszmqutilssixcerpt.py", line 34, in reraise
raise value
File "C:ProgramDataAnaconda3libsite-packageszmqbackend__init__.py", line 27, in <module>
_ns = select_backend(first)
File "C:ProgramDataAnaconda3libsite-packageszmqbackendselect.py", line 27, in select_backend
mod = __import__(name, fromlist=public_api)
File "C:ProgramDataAnaconda3libsite-packageszmqbackendcython__init__.py", line 6, in <module>
from . import (constants, error, message, context,解决方法：
代码语言：javascript复制pip uninstall pyzmq pip install pyzmq 
