pip install:

Pip installs Packages, 是python的官方认可的包管理器，最常用于安装在Python包索引(PyPI)上发布的包。

pip用来PyPI的python所有的依赖包，并且可以安装任何在PyPI上已上传的先前版本的依赖包

conda install:

conda是一种通用包管理系统，是想要构建和管理任何语言的任何类型的软件。因此，它也使用于python包

Package, dependency and environment management for any language—Python, R, Ruby, Lua, Scala, Java, JavaScript, C/ C++, FORTRAN, and more.

换源

查看

conda config --show

custom_channels:
  pkgs/main: https://repo.anaconda.com
  pkgs/r: https://repo.anaconda.com
  pkgs/msys2: https://repo.anaconda.com
  pkgs/pro: https://repo.anaconda.com
custom_multichannels:
  defaults:
    - https://repo.anaconda.com/pkgs/main
    - https://repo.anaconda.com/pkgs/r
    - https://repo.anaconda.com/pkgs/msys2
  local:
debug: False
default_channels:
  - https://repo.anaconda.com/pkgs/main
  - https://repo.anaconda.com/pkgs/r
  - https://repo.anaconda.com/pkgs/msys2

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 --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/conda-forge/
conda config --add channels https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud/bioconda/

问题

虚拟环境

类似python virtualenv

常用信息查看

conda update conda

conda info --envs
conda env list

环境创建退出(项目名yahaha)

conda create --name yahaha python=3.9
conda activate yahaha
conda deactivate yahaha