npm install　エラー

前提・実現したいこと

sassを使うために環境を整えようと思いnpm installをしたら大量のエラーが出ました。ですがnode_modulesというディレクトリはちゃんと追加されていました。どのように対応すればよいかご教授宜しくお願い致します。

発生している問題・エラーメッセージ

エラーメッセージ
C:\Users\rin12\Desktop\02_sample>npm install --global gulp-cli
npm notice
npm notice New minor version of npm available! 7.4.0 -> 7.14.0
npm notice Changelog: https://github.com/npm/cli/releases/tag/v7.14.0
npm notice Run npm install -g npm@7.14.0 to update!
npm notice
npm WARN deprecated urix@0.1.0: Please see https://github.com/lydell/urix#deprecated
npm WARN deprecated resolve-url@0.2.1: https://github.com/lydell/resolve-url#deprecated

added 265 packages, and audited 266 packages in 14s

6 packages are looking for funding
  run `npm fund` for details

3 low severity vulnerabilities

To address all issues, run:
  npm audit fix

Run `npm audit` for details.

C:\Users\rin12\Desktop\02_sample>gulp -v
CLI version: 2.3.0
Local version: Unknown

C:\Users\rin12\Desktop\02_sample>npm install
npm WARN deprecated urix@0.1.0: Please see https://github.com/lydell/urix#deprecated
npm WARN deprecated resolve-url@0.2.1: https://github.com/lydell/resolve-url#deprecated
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated fsevents@1.2.13: fsevents 1 will break on node v14+ and could be using insecure binaries. Upgrade to fsevents 2.
npm WARN deprecated chokidar@2.1.8: Chokidar 2 will break on node v14+. Upgrade to chokidar 3 with 15x less dependencies.
npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142
npm ERR! code 1
npm ERR! path C:\Users\rin12\Desktop\02_sample\node_modules\node-sass
npm ERR! command failed
npm ERR! command C:\WINDOWS\system32\cmd.exe /d /s /c node scripts/build.js
npm ERR! Building: C:\Program Files\nodejs\node.exe C:\Users\rin12\Desktop\02_sample\node_modules\node-gyp\bin\node-gyp.js rebuild --verbose --libsass_ext= --libsass_cflags= --libsass_ldflags= --libsass_library=
npm ERR! gyp info it worked if it ends with ok
npm ERR! gyp verb cli [
npm ERR! gyp verb cli   'C:\Program Files\nodejs\node.exe',
npm ERR! gyp verb cli   'C:\Users\rin12\Desktop\02_sample\node_modules\node-gyp\bin\node-gyp.js',
npm ERR! gyp verb cli   'rebuild',
npm ERR! gyp verb cli   '--verbose',
npm ERR! gyp verb cli   '--libsass_ext=',
npm ERR! gyp verb cli   '--libsass_cflags=',
npm ERR! gyp verb cli   '--libsass_ldflags=',
npm ERR! gyp verb cli   '--libsass_library='
npm ERR! gyp verb cli ]
npm ERR! gyp info using node-gyp@3.8.0
npm ERR! gyp info using node@15.6.0 | win32 | x64
npm ERR! gyp verb command rebuild []
npm ERR! gyp verb command clean []
npm ERR! gyp verb clean removing "build" directory
npm ERR! gyp verb command configure []
npm ERR! gyp verb check python checking for Python executable "python2" in the PATH
npm ERR! gyp verb `which` failed Error: not found: python2
npm ERR! gyp verb `which` failed     at getNotFoundError (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:13:12)
npm ERR! gyp verb `which` failed     at F (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:68:19)
npm ERR! gyp verb `which` failed     at E (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:80:29)
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:89:16
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\index.js:42:5
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\windows.js:36:5
npm ERR! gyp verb `which` failed     at FSReqCallback.oncomplete (node:fs:194:21)
npm ERR! gyp verb `which` failed  python2 Error: not found: python2
npm ERR! gyp verb `which` failed     at getNotFoundError (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:13:12)
npm ERR! gyp verb `which` failed     at F (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:68:19)
npm ERR! gyp verb `which` failed     at E (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:80:29)
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:89:16
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\index.js:42:5
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\windows.js:36:5
npm ERR! gyp verb `which` failed     at FSReqCallback.oncomplete (node:fs:194:21) {
npm ERR! gyp verb `which` failed   code: 'ENOENT'
npm ERR! gyp verb `which` failed }
npm ERR! gyp verb check python checking for Python executable "python" in the PATH
npm ERR! gyp verb `which` failed Error: not found: python
npm ERR! gyp verb `which` failed     at getNotFoundError (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:13:12)
npm ERR! gyp verb `which` failed     at F (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:68:19)
npm ERR! gyp verb `which` failed     at E (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:80:29)
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:89:16
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\index.js:42:5
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\windows.js:36:5
npm ERR! gyp verb `which` failed     at FSReqCallback.oncomplete (node:fs:194:21)
npm ERR! gyp verb `which` failed  python Error: not found: python
npm ERR! gyp verb `which` failed     at getNotFoundError (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:13:12)
npm ERR! gyp verb `which` failed     at F (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:68:19)
npm ERR! gyp verb `which` failed     at E (C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:80:29)
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\which\which.js:89:16
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\index.js:42:5
npm ERR! gyp verb `which` failed     at C:\Users\rin12\Desktop\02_sample\node_modules\isexe\windows.js:36:5
npm ERR! gyp verb `which` failed     at FSReqCallback.oncomplete (node:fs:194:21) {
npm ERR! gyp verb `which` failed   code: 'ENOENT'
npm ERR! gyp verb `which` failed }
npm ERR! gyp verb could not find "python". checking python launcher
npm ERR! gyp verb could not find "python". guessing location
npm ERR! gyp verb ensuring that file exists: C:\Python27\python.exe
npm ERR! gyp ERR! configure error
npm ERR! gyp ERR! stack Error: Can't find Python executable "python", you can set the PYTHON env variable.
npm ERR! gyp ERR! stack     at PythonFinder.failNoPython (C:\Users\rin12\Desktop\02_sample\node_modules\node-gyp\lib\configure.js:484:19)
npm ERR! gyp ERR! stack     at PythonFinder.<anonymous> (C:\Users\rin12\Desktop\02_sample\node_modules\node-gyp\lib\configure.js:509:16)
npm ERR! gyp ERR! stack     at callback (C:\Users\rin12\Desktop\02_sample\node_modules\graceful-fs\polyfills.js:299:20)
npm ERR! gyp ERR! stack     at FSReqCallback.oncomplete (node:fs:194:21)
npm ERR! gyp ERR! System Windows_NT 10.0.19042
npm ERR! gyp ERR! command "C:\Program Files\nodejs\node.exe" "C:\Users\rin12\Desktop\02_sample\node_modules\node-gyp\bin\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library="
npm ERR! gyp ERR! cwd C:\Users\rin12\Desktop\02_sample\node_modules\node-sass
npm ERR! gyp ERR! node -v v15.6.0
npm ERR! gyp ERR! node-gyp -v v3.8.0
npm ERR! gyp ERR! not ok
npm ERR! Build failed with error code: 1

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\rin12\AppData\Local\npm-cache\_logs\2021-05-25T10_11_49_657Z-debug.log