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

wellknow

报错信息：

```bash
) o1 j/ n8 B) W5 s; T% x7 ^gyp ERR! find VS
# m3 {7 j# ?* a  G. ugyp 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"
gyp ERR! find VS - will only use this version
gyp ERR! find VS could not use PowerShell to find Visual Studio 2017 or newer
5 A; x" _* ^, F$ O- \  x+ U; G1 a) v# ?4 igyp ERR! find VS looking for Visual Studio 2015
5 o# r1 @4 h+ R- z' mgyp ERR! find VS - not found
gyp ERR! find VS looking for Visual Studio 2013
! ?, z3 [2 {. Y/ E4 agyp ERR! find VS - not found
+ i: A* A3 O% d# M& z9 P1 lgyp ERR! find VS
gyp ERR! find VS **************************************************************
+ [0 T+ {1 a' J7 ]) x; s8 ggyp 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:
gyp ERR! find VS https://github.com/nodejs/node-gyp#on-windows
gyp ERR! find VS **************************************************************
3 q! A6 C( m1 ]+ ]gyp ERR! find VS
gyp ERR! configure error
gyp ERR! stack Error: Could not find any Visual Studio installation to use
+ v$ s6 \" ^% h" h9 ^+ ^* Wgyp ERR! stack     at VisualStudioFinder.fail (D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstu
7 ]8 u2 o& ~7 |2 w$ L% ndio.js:121:47)
3 V- i* y# G3 C4 C  ~: |gyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\find-visualstudio.js:74:16
" L( n5 s- l  i( sgyp 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
: i, p6 J7 R) y$ O/ Fgyp ERR! stack     at D:\rymcu\electron-serialport\node_modules\node-gyp\lib\util.js:33:16
) K9 T8 }! u. t  x2 j$ V. k+ q* Dgyp 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)
  K9 r: s0 T, g* n: N; c; h1 Ggyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
, _* s- N  e* k$ b& `. A8 p/ Ggyp ERR! System Windows_NT 10.0.15063

/ T, m4 f0 T4 A9 `' [# _. a( @解决办法
0 b, T9 L% p3 P) c+ ~1、卸载nodejs重新安装一遍

/ `( G9 }3 B* t  P; [1 H' p- q2 }. H2、设置淘宝镜像 npm config set registry https://registry.npm.taobao.org
, e5 b& b1 x: @
# j, ^% @$ ~0 b& x, P3、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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& ]. X# V+ h& T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

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！
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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