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

wellknow

报错信息：

```bash
0 J$ W$ W0 X7 c0 K; R" ]( D3 agyp ERR! find VS
. {* f1 Z0 G# R& F+ z7 G) igyp ERR! find VS msvs_version not set from command line or npm config
gyp ERR! find VS running in VS Command Prompt, installation path is:
; _. y2 A. b  A( U7 pgyp ERR! find VS "C:\Program Files (x86)\Microsoft Visual Studio\2017"
gyp ERR! find VS - will only use this version
gyp ERR! find VS could not use PowerShell to find Visual Studio 2017 or newer
gyp ERR! find VS looking for Visual Studio 2015
, x; k4 Q/ y0 N- Zgyp ERR! find VS - not found
gyp ERR! find VS looking for Visual Studio 2013
gyp ERR! find VS - not found
gyp ERR! find VS
gyp ERR! find VS **************************************************************
" Z/ K6 U, l% E& C% z+ n( a8 p5 ngyp ERR! find VS You need to install the latest version of Visual Studio
gyp ERR! find VS including the "Desktop development with C++" workload.
: L8 I4 a. g5 J& `; g2 tgyp ERR! find VS For more information consult the documentation at:
1 n5 j* q7 o# |- A: C* dgyp ERR! find VS https://github.com/nodejs/node-gyp#on-windows
2 M$ Y& B. `2 n/ S2 rgyp ERR! find VS **************************************************************
* `, u9 g) M1 lgyp ERR! find VS
& j9 P  U) t( `) W/ E  Agyp ERR! configure error
+ U* B/ D+ y' Lgyp ERR! stack Error: Could not find any Visual Studio installation to use
9 r/ w( T3 D+ x$ `; I2 b2 Qgyp ERR! stack     at VisualStudioFinder.fail (D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstu
dio.js:121:47)
gyp 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
; W9 m. ?" w5 h. ^; K2 }& Dgyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\util.js:54:7
gyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\util.js:33:16
/ h7 Z  i3 v( _+ w4 J$ `gyp ERR! stack     at ChildProcess.exithandler (child_process.js:310:5)
gyp ERR! stack     at ChildProcess.emit (events.js:315:20)
gyp ERR! stack     at maybeClose (internal/child_process.js:1021:16)
6 @4 c( w8 @3 w$ D2 D' \& Jgyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
gyp ERR! System Windows_NT 10.0.15063

& P4 a& C4 Q; {
0 X/ q/ g5 \$ j! N5 {1 L解决办法
, v: Z; Z; z: j/ l0 \1、卸载nodejs重新安装一遍

2、设置淘宝镜像 npm config set registry https://registry.npm.taobao.org
$ }/ ^- U1 L! Y
, {7 u' i% ]' H& J2 w% a3、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
————————————————
4 C1 F+ A# ~1 X! Y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。
8 v1 L9 e. N7 `* i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
: ^, k; S! |' j/ e0 z0 M( ]& j
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。
8 B8 |9 ^0 A: I+ A9 k
) ~/ b. ]. e+ j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！
: O; j3 g% g1 s3 h# [- g! M) v————————————————
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。
& x# a0 X- j* B2 G5 s  K) d" w原文链接：https://blog.csdn.net/qq_39946015/article/details/127351920