Shell脚本快速改变Anaconda的PYTHONPATH

最新推荐文章于 2025-10-25 23:37:36 发布

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本文介绍了一个用于管理多个Python环境的bash脚本，Select函数通过遍历指定路径下目录，寻找匹配特定模式的Python版本，并更新PYTHONPATH环境变量。脚本支持py36、yolov5s、py27和pyrobot等选项，方便快速切换到不同Python环境。

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#!/bin/bash
# source ChangePythonPath.sh
# @user


Select() {
    pypath="/home/zhongsy/anaconda3/envs/$1/lib/"
    cd $pypath
    files=$(ls -l $pypath | awk '/^d/ {print $NF}')
    nowpath=$(pwd)
    # echo $nowpath
    for filename in $files; do
        echo $filename
        if [[ $filename == py* ]]; then
            echo "match sucess"
            python_version=$filename
            echo "version: "
            echo $python_version
            break
        else
            continue
        fi
    done
    pythpath=${pypath}${python_version}"/site-packages"
    export PYTHONPATH=$pythpath
    echo $PYTHONPATH
    cd $curpath
}

curpath=$(pwd)

OPTIONS="py36 yolov5s py27 pyrobot"
select opt in $OPTIONS; do
    if [ "$opt" == "py36" ]; then
        Select $opt

    elif [ "$opt" == "yolov5s" ]; then
        Select $opt
    elif [ "$opt" == "py27" ]; then
        Select $opt
    elif [ "$opt" == "pyrobot" ]; then
        Select $opt
    else
        exit
    fi
done
# rviz

# cd ~/scripts