这是我在运行npm install --save mocha ganache-cli web3@1.0.0-beta.26时遇到的错误：
rohitgoud$ npm install --save mocha ganache-cli web3@1.0.0-beta.26
> scrypt@6.0.3 preinstall /Users/rohitgoud/node_modules/scrypt
> node node-scrypt-preinstall.js
Error: Error: Command failed: ./configure
configure: error: in `/Users/rohitgoud/node_modules/scrypt/scrypt/scrypt-1.2.0':
configure: error: C compiler cannot create executables
See `config.log' for more details
> scrypt@6.0.3 install /Users/rohitgoud/node_modules/scrypt
> node-gyp rebuild
gyp ERR! configure error
gyp ERR! stack Error: Python executable "/anaconda3/bin/python" is v3.6.4, which is not supported by gyp.
gyp ERR! stack You can pass the --python switch to point to Python >= v2.5.0 & < 3.0.0.
gyp ERR! stack at PythonFinder.failPythonVersion (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:492:19)
gyp ERR! stack at PythonFinder.<anonymous> (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:474:14)
gyp ERR! stack at ChildProcess.exithandler (child_process.js:267:7)
gyp ERR! stack at emitTwo (events.js:126:13)
gyp ERR! stack at ChildProcess.emit (events.js:214:7)
gyp ERR! stack at maybeClose (internal/child_process.js:925:16)
gyp ERR! stack at Socket.stream.socket.on (internal/child_process.js:346:11)
gyp ERR! stack at emitOne (events.js:116:13)
gyp ERR! stack at Socket.emit (events.js:211:7)
gyp ERR! stack at Pipe._handle.close [as _onclose] (net.js:567:12)
gyp ERR! System Darwin 16.7.0
gyp ERR! command "/usr/local/bin/node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /Users/rohitgoud/node_modules/scrypt
gyp ERR! node -v v8.11.1
gyp ERR! node-gyp -v v3.6.2
gyp ERR! not ok
npm WARN enoent ENOENT: no such file or directory, open '/Users/rohitgoud/package.json'
npm WARN webpack-cli@2.0.15 requires a peer of webpack@^4.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN rohitgoud No description
npm WARN rohitgoud No repository field.
npm WARN rohitgoud No README data
npm WARN rohitgoud No license field.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! scrypt@6.0.3 install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the scrypt@6.0.3 install 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! /Users/rohitgoud/.npm/_logs/2018-04-26T01_45_43_548Z-debug.log
答案 0 :(得分：0)
你需要安装python2.7（推荐）