mac conda管理：变更源，删除冗余库

变更conda源

vim .condarc

  changeps1: False
  ssl_verify: true
  channels:
     - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
     - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free
     - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r
     - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/pro
     - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2
show_channel_urls: true

anaconda pip三方库下载位置

~/opt/anaconda3/lib/python3.9/site-packages

Anaconda 清除旧版本的包

conda clean -a //删除所有没有依托的包以及tar包
conda clean -p //删除没有用的包
conda clean -t //删除tar包

释放老的版本大小为6.4个G。

➜  ~ conda clean -h -a
usage: conda clean [-h] [-a] [-i] [-p] [-t] [-f] [-c [TEMPFILES ...]] [-l] [-d] [--json] [-q] [-v] [-y]

Remove unused packages and caches.

Options:

optional arguments:
  -h, --help            Show this help message and exit.

Removal Targets:
  -a, --all             Remove index cache, lock files, unused cache packages, tarballs, and logfiles.
  -i, --index-cache     Remove index cache.
  -p, --packages        Remove unused packages from writable package caches. WARNING: This does not check for packages installed using symlinks back to the package cache.
  -t, --tarballs        Remove cached package tarballs.
  -f, --force-pkgs-dirs
                        Remove *all* writable package caches. This option is not included with the --all flag. WARNING: This will break environments with packages installed using symlinks back to the
                        package cache.
  -c [TEMPFILES ...], --tempfiles [TEMPFILES ...]
                        Remove temporary files that could not be deleted earlier due to being in-use. The argument for the --tempfiles flag is a path (or list of paths) to the environment(s) where the
                        tempfiles should be found and removed.
  -l, --logfiles        Remove log files.

Output, Prompt, and Flow Control Options:
  -d, --dry-run         Only display what would have been done.
  --json                Report all output as json. Suitable for using conda programmatically.
  -q, --quiet           Do not display progress bar.
  -v, --verbose         Can be used multiple times. Once for INFO, twice for DEBUG, three times for TRACE.
  -y, --yes             Sets any confirmation values to 'yes' automatically. Users will not be asked to confirm any adding, deleting, backups, etc.

conda commands available from other packages:
 doctor - A subcommand that displays environment health report