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

wellknow

报错信息：

```bash
gyp ERR! find VS
5 j/ t, j" _9 p7 z3 ggyp 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:
gyp ERR! find VS "C:\Program Files (x86)\Microsoft Visual Studio\2017"
9 q3 p: ], b4 R4 M  tgyp 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
/ D; y; r& ?9 Y4 V- E2 v$ |+ pgyp ERR! find VS - not found
6 Z1 @2 e0 t3 \/ p* b/ Agyp ERR! find VS looking for Visual Studio 2013
gyp ERR! find VS - not found
5 S; A4 K- P9 x" `8 W7 |% vgyp ERR! find VS
gyp ERR! find VS **************************************************************
' v/ M2 g- M& n% l) J' Fgyp ERR! find VS You need to install the latest version of Visual Studio
gyp ERR! find VS including the "Desktop development with C++" workload.
gyp ERR! find VS For more information consult the documentation at:
6 P6 `1 g) Y2 M4 mgyp ERR! find VS https://github.com/nodejs/node-gyp#on-windows
gyp ERR! find VS **************************************************************
gyp ERR! find VS
5 l% k3 e$ R! c' }gyp ERR! configure error
gyp ERR! stack Error: Could not find any Visual Studio installation to use
gyp 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
& I8 N$ w% C1 W% b  `+ T' F/ h- mgyp 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
7 \' n$ M: a9 P% N; ~) {2 ~4 Ngyp 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)
gyp ERR! stack     at ChildProcess.emit (events.js:315:20)
- R! R3 Q2 w; L$ t1 Qgyp ERR! stack     at maybeClose (internal/child_process.js:1021:16)
9 |" W2 X' K+ }, N6 a! C+ agyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
- L% S9 P6 E, g/ tgyp ERR! System Windows_NT 10.0.15063

9 i: s7 S; I$ p  P% w: o. D
* b* b5 q  |1 T. {* I! z, z解决办法
$ w, e2 K4 E+ G+ g( A6 t, ^1、卸载nodejs重新安装一遍
5 Y% o7 a6 |0 S& ^9 C' O9 p- V
2、设置淘宝镜像 npm config set registry https://registry.npm.taobao.org
$ A2 P. J& C/ K5 g3 H/ ]/ g5 {+ M
; K' P, J( U; F8 ~3 d& i7 V3、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。
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
7 ~$ _) z2 V3 q+ x
9 i4 Q4 d8 b0 G. ?8 ~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！
$ d6 q' F& q' [3 u% J————————————————
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