我正在尝试安装 npm，但它显示以下错误：
npm ERR! install Couldn't read dependencies
npm ERR! Darwin 14.5.0
npm ERR! argv "/Users/bunniehsieh/.nvm/versions/node/v4.1.0/bin/node" "/Users/bunniehsieh/.nvm/versions/node/v4.1.0/bin/npm" "install"
npm ERR! node v4.1.0
npm ERR! npm v2.14.3
npm ERR! path /Users/bunniehsieh/package.json
npm ERR! code ENOPACKAGEJSON
npm ERR! errno -2
npm ERR! syscall open
npm ERR! package.json ENOENT: no such file or directory, open '/Users/bunniehsieh/package.json'
npm ERR! package.json This is most likely not a problem with npm itself.
npm ERR! package.json npm can't find a package.json file in your current directory.
npm …