安装node-sass失败

在项目下运行npm install，发现node-sass一直安装不成功，并且报一堆错误

gyp verb check python checking for Python executable "python2" in the PATHgyp verb `which` failed Error: not found: python2gyp verb `which` failed     at getNotFoundError (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:13:12)gyp verb `which` failed     at F (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:68:19)gyp verb `which` failed     at E (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:80:29)gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:89:16gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\index.js:42:5gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\windows.js:36:5gyp verb `which` failed     at FSReqCallback.oncomplete (fs.js:183:21)gyp verb `which` failed  python2 Error: not found: python2gyp verb `which` failed     at getNotFoundError (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:13:12)gyp verb `which` failed     at F (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:68:19)gyp verb `which` failed     at E (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:80:29)gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:89:16gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\index.js:42:5gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\windows.js:36:5gyp verb `which` failed     at FSReqCallback.oncomplete (fs.js:183:21) {gyp verb `which` failed   code: 'ENOENT'gyp verb `which` failed }gyp verb check python checking for Python executable "python" in the PATHgyp verb `which` failed Error: not found: pythongyp verb `which` failed     at getNotFoundError (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:13:12)gyp verb `which` failed     at F (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:68:19)gyp verb `which` failed     at E (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:80:29)gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:89:16gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\index.js:42:5gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\windows.js:36:5gyp verb `which` failed     at FSReqCallback.oncomplete (fs.js:183:21)gyp verb `which` failed  python Error: not found: pythongyp verb `which` failed     at getNotFoundError (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:13:12)gyp verb `which` failed     at F (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:68:19)gyp verb `which` failed     at E (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:80:29)gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\which\which.js:89:16gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\index.js:42:5gyp verb `which` failed     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\isexe\windows.js:36:5gyp verb `which` failed     at FSReqCallback.oncomplete (fs.js:183:21) {gyp verb `which` failed   code: 'ENOENT'gyp verb `which` failed }gyp verb could not find "python". checking python launchergyp verb could not find "python". guessing locationgyp verb ensuring that file exists: C:\Python27\python.exegyp ERR! configure errorgyp ERR! stack Error: Can't find Python executable "python", you can set the PYTHON env variable.gyp ERR! stack     at PythonFinder.failNoPython (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\node-gyp\lib\configure.js:483:19)gyp ERR! stack     at PythonFinder.<anonymous> (E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\node-gyp\lib\configure.js:508:16)gyp ERR! stack     at E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\graceful-fs\polyfills.js:284:29gyp ERR! stack     at FSReqCallback.oncomplete (fs.js:183:21)gyp ERR! System Windows_NT 10.0.22000gyp ERR! command "D:\\MacyDevEnvironment\\NODE_HOME\\node.exe" "E:\\MacyIDEAProject\\github_project\\vue-admin-elementui-master\\node_modules\\node-gyp\\bin\\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library="gyp ERR! cwd E:\MacyIDEAProject\github_project\vue-admin-elementui-master\node_modules\node-sassgyp ERR! node -v v14.15.1gyp ERR! node-gyp -v v3.6.2gyp ERR! not okBuild failed with error code: 1npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules\chokidar\node_modules\fsevents):npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.13: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})npm ERR! code ELIFECYCLEnpm ERR! errno 1npm ERR! node-sass@4.7.1 postinstall: `node scripts/build.js`npm ERR! Exit status 1npm ERR!npm ERR! Failed at the node-sass@4.7.1 postinstall script.npm ERR! This is probably not a problem with npm. There is likely additional logging output above.npm ERR! A complete log of this run can be found in:npm ERR!     C:\Users\27928\AppData\Roaming\npm-cache\_logs\2022-05-19T04_22_20_960Z-debug.log

网上查了资料，说由于国内网络环境，导致下载失败，因此切换到淘宝镜像进行下载，就能下载成功

npm i node-sass --sass_binary_site=https://npm.taobao.org/mirrors/node-sass/