Erro Ionic Start

$ ionic start teste7 blank
√ Creating directory .\teste7 - done!
[INFO] Fetching app base (https://github.com/ionic-team/ionic2-app-base/archive/master.tar.gz)
√ Downloading - done!
[INFO] Fetching starter template blank (https://github.com/ionic-team/ionic2-starter-blank/archive/master.tar.gz)
√ Downloading - done!
√ Updating package.json with app details - done!
√ Creating configuration file ionic.config.json - done!
[INFO] Installing dependencies may take several minutes!

npm install
× Running command - failed!
[ERROR] An error occurred while running npm install (exit code 1):

    npm WARN deprecated @angular/http@5.0.0: Switch to @angular/common/http - see https://angular.io/guide/http
    npm WARN deprecated sw-toolbox@3.6.0: Please migrate to Workbox: https://developers.google.com/web/tools/workbox/guides/migrations/migrate-from-sw
    npm WARN deprecated browserslist@2.11.3: Browserslist 2 could fail on reading Browserslist >3.0 config used in other tools.
    npm WARN deprecated mixin-deep@1.3.1: Critical bug fixed in v2.0.1, please upgrade to the latest version.
    npm WARN deprecated set-value@2.0.0: Critical bug fixed in v3.0.1, please upgrade to the latest version.
    npm WARN deprecated set-value@0.4.3: Critical bug fixed in v3.0.1, please upgrade to the latest version.

    > node-sass@4.5.3 install D:\0 - PROJETOS\teste7\node_modules\node-sass
    > node scripts/install.js

    Downloading binary from https://github.com/sass/node-sass/releases/download/v4.5.3/win32-x64-64_binding.node
    Cannot download "https://github.com/sass/node-sass/releases/download/v4.5.3/win32-x64-64_binding.node":

    HTTP error 404 Not Found

    Hint: If github.com is not accessible in your location
           try setting a proxy via HTTP_PROXY, e.g.

           export HTTP_PROXY=http://example.com:1234

    or configure npm proxy via

           npm config set proxy http://example.com:8080

    > uglifyjs-webpack-plugin@0.4.6 postinstall D:\0 - PROJETOS\teste7\node_modules\uglifyjs-webpack-plugin
    > node lib/post_install.js


    > node-sass@4.5.3 postinstall D:\0 - PROJETOS\teste7\node_modules\node-sass
    > node scripts/build.js

    Building: C:\Program Files\nodejs\node.exe D:\0 - PROJETOS\teste7\node_modules\node-gyp\bin\node-gyp.js rebuild --verbose --libsass_ext= --libsass_cflags= --libsass_ldflags= --libsass_library=
    gyp info it worked if it ends with ok
    gyp verb cli [ 'C:\\Program Files\\nodejs\\node.exe',
    gyp verb cli   'D:\\0 - PROJETOS\\teste7\\node_modules\\node-gyp\\bin\\node-gyp.js',
    gyp verb cli   'rebuild',
    gyp verb cli   '--verbose',
    gyp verb cli   '--libsass_ext=',
    gyp verb cli   '--libsass_cflags=',
    gyp verb cli   '--libsass_ldflags=',
    gyp verb cli   '--libsass_library=' ]
    gyp info using node-gyp@3.8.0
    gyp info using node@10.16.0 | win32 | x64
    gyp verb command rebuild []
    gyp verb command clean []
    gyp verb clean removing "build" directory
    gyp verb command configure []
    gyp verb check python checking for Python executable "python2" in the PATH
    gyp verb `which` failed Error: not found: python2
    gyp verb `which` failed     at getNotFoundError (D:\0 - PROJETOS\teste7\node_modules\which\which.js:13:12)
    gyp verb `which` failed     at F (D:\0 - PROJETOS\teste7\node_modules\which\which.js:68:19)
    gyp verb `which` failed     at E (D:\0 - PROJETOS\teste7\node_modules\which\which.js:80:29)
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\which\which.js:89:16
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\index.js:42:5
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\windows.js:36:5
    gyp verb `which` failed     at FSReqWrap.oncomplete (fs.js:153:21)
    gyp verb `which` failed  python2 { Error: not found: python2
    gyp verb `which` failed     at getNotFoundError (D:\0 - PROJETOS\teste7\node_modules\which\which.js:13:12)
    gyp verb `which` failed     at F (D:\0 - PROJETOS\teste7\node_modules\which\which.js:68:19)
    gyp verb `which` failed     at E (D:\0 - PROJETOS\teste7\node_modules\which\which.js:80:29)
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\which\which.js:89:16
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\index.js:42:5
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\windows.js:36:5
    gyp verb `which` failed     at FSReqWrap.oncomplete (fs.js:153:21)
    gyp verb `which` failed   stack:
    gyp verb `which` failed    'Error: not found: python2\n    at getNotFoundError (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:13:12)\n    at F (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:68:19)\n    at E (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:80:29)\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:89:16\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\isexe\\index.js:42:5\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\isexe\\windows.js:36:5\n    at FSReqWrap.oncomplete (fs.js:153:21)',
    gyp verb `which` failed   code: 'ENOENT' }
    gyp verb check python checking for Python executable "python" in the PATH
    gyp verb `which` failed Error: not found: python
    gyp verb `which` failed     at getNotFoundError (D:\0 - PROJETOS\teste7\node_modules\which\which.js:13:12)
    gyp verb `which` failed     at F (D:\0 - PROJETOS\teste7\node_modules\which\which.js:68:19)
    gyp verb `which` failed     at E (D:\0 - PROJETOS\teste7\node_modules\which\which.js:80:29)
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\which\which.js:89:16
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\index.js:42:5
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\windows.js:36:5
    gyp verb `which` failed     at FSReqWrap.oncomplete (fs.js:153:21)
    gyp verb `which` failed  python { Error: not found: python
    gyp verb `which` failed     at getNotFoundError (D:\0 - PROJETOS\teste7\node_modules\which\which.js:13:12)
    gyp verb `which` failed     at F (D:\0 - PROJETOS\teste7\node_modules\which\which.js:68:19)
    gyp verb `which` failed     at E (D:\0 - PROJETOS\teste7\node_modules\which\which.js:80:29)
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\which\which.js:89:16
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\index.js:42:5
    gyp verb `which` failed     at D:\0 - PROJETOS\teste7\node_modules\isexe\windows.js:36:5
    gyp verb `which` failed     at FSReqWrap.oncomplete (fs.js:153:21)
    gyp verb `which` failed   stack:
    gyp verb `which` failed    'Error: not found: python\n    at getNotFoundError (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:13:12)\n    at F (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:68:19)\n    at E (D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:80:29)\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\which\\which.js:89:16\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\isexe\\index.js:42:5\n    at D:\\0 - PROJETOS\\teste7\\node_modules\\isexe\\windows.js:36:5\n    at FSReqWrap.oncomplete (fs.js:153:21)',
    gyp verb `which` failed   code: 'ENOENT' }
    gyp verb could not find "python". checking python launcher
    gyp verb could not find "python". guessing location
    gyp verb ensuring that file exists: C:\Python27\python.exe
    gyp ERR! configure error
    gyp ERR! stack Error: Can't find Python executable "python", you can set the PYTHON env variable.
    gyp ERR! stack     at PythonFinder.failNoPython (D:\0 - PROJETOS\teste7\node_modules\node-gyp\lib\configure.js:484:19)
    gyp ERR! stack     at PythonFinder.<anonymous> (D:\0 - PROJETOS\teste7\node_modules\node-gyp\lib\configure.js:509:16)
    gyp ERR! stack     at D:\0 - PROJETOS\teste7\node_modules\graceful-fs\polyfills.js:282:31
    gyp ERR! stack     at FSReqWrap.oncomplete (fs.js:153:21)
    gyp ERR! System Windows_NT 10.0.17134
    gyp ERR! command "C:\\Program Files\\nodejs\\node.exe" "D:\\0 - PROJETOS\\teste7\\node_modules\\node-gyp\\bin\\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library="
    gyp ERR! cwd D:\0 - PROJETOS\teste7\node_modules\node-sass
    gyp ERR! node -v v10.16.0
    gyp ERR! node-gyp -v v3.8.0
    gyp ERR! not ok
    Build failed with error code: 1
    npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.9 (node_modules\fsevents):
    npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})

    npm ERR! code ELIFECYCLE
    npm ERR! errno 1
    npm ERR! node-sass@4.5.3 postinstall: `node scripts/build.js`
    npm ERR! Exit status 1
    npm ERR!
    npm ERR! Failed at the node-sass@4.5.3 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\Rodrigo\AppData\Roaming\npm-cache\_logs\2019-06-24T18_52_05_279Z-debug.log