npm install齐天大坑！！！gyp ERR! find VS msvs_version not set from command line

wellknow

报错信息：
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```bash
gyp ERR! find VS
gyp ERR! find VS msvs_version not set from command line or npm config
% U( C$ Q- z& U& [" `2 X1 x7 h2 f9 Agyp ERR! find VS running in VS Command Prompt, installation path is:
gyp ERR! find VS "C:\Program Files (x86)\Microsoft Visual Studio\2017"
+ A6 V2 P% H# m3 @9 V1 ngyp ERR! find VS - will only use this version
! v; W$ c, P+ ~3 C# Qgyp ERR! find VS could not use PowerShell to find Visual Studio 2017 or newer
- P# X* ]: P8 L9 v4 Cgyp ERR! find VS looking for Visual Studio 2015
( u4 K% M. R3 m0 Ugyp ERR! find VS - not found
gyp ERR! find VS looking for Visual Studio 2013
gyp ERR! find VS - not found
+ @) c/ f! z( B% vgyp ERR! find VS
- w! j3 S1 z* h7 P! m9 igyp ERR! find VS **************************************************************
gyp ERR! find VS You need to install the latest version of Visual Studio
# l. G' ~! L- b- V+ Y4 {gyp ERR! find VS including the "Desktop development with C++" workload.
gyp ERR! find VS For more information consult the documentation at:
( s+ J; Y3 c' T# i4 z. Vgyp ERR! find VS https://github.com/nodejs/node-gyp#on-windows
. C  w+ c: B$ M; `gyp ERR! find VS **************************************************************
gyp ERR! find VS
gyp ERR! configure error
9 Q" Y/ `) t7 `( X! b6 a0 sgyp ERR! stack Error: Could not find any Visual Studio installation to use
& S: t2 Z) k8 t0 L/ J; t0 k: Cgyp ERR! stack     at VisualStudioFinder.fail (D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstu
dio.js:121:47)
% _! ~1 h& _7 N" z. f, Ugyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstudio.js:74:16
gyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstudio.js:372:16
gyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\util.js:54:7
- ~, y# H/ B8 K3 ~gyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\util.js:33:16
gyp ERR! stack     at ChildProcess.exithandler (child_process.js:310:5)
' D# z" D' e3 |8 rgyp ERR! stack     at ChildProcess.emit (events.js:315:20)
gyp ERR! stack     at maybeClose (internal/child_process.js:1021:16)
( n7 W) Q9 R) t/ N# Pgyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
gyp ERR! System Windows_NT 10.0.15063

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解决办法
) V" F1 l6 A/ _1、卸载nodejs重新安装一遍

" [: n/ P6 \& E" p. y: p! x+ V2、设置淘宝镜像 npm config set registry https://registry.npm.taobao.org
$ L* e% a3 }/ L; H( @
) y  U! N$ a5 }% b' m. S1 A" s3、安装nodejs所需的环境（Visual Studio XX、python什么鬼的）,执行这个命令会自动检测并帮你安装好，npm install --g --production windows-build-tools
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版权声明：本文为CSDN博主「一点一滴成长」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
% b1 I1 I2 L) k) X- {( u原文链接：https://blog.csdn.net/qq_39946015/article/details/127351920

wellknow

4、关键所在！！！执行编译时指定python版本，npm install --python=python2.7
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由于我的电脑之前安装过python3版本，并且设置了环境变量，所以npm install会找我默认的python,所以执行时指定nodejs只支持的python2版本。

然后，神奇的事情到了，我把编译包modules删掉后重新编译(这次不指定python2版本直接npm install)，居然奇迹般的又没有报错！！！想不通。。。难道npm会将上次编译成功的配置保存下来？？算了不纠结了哭泣！
$ F; n) g; c) H9 v7 j% ]& }' x————————————————
版权声明：本文为CSDN博主「一点一滴成长」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/qq_39946015/article/details/127351920