进入npm的node_modules文件夹下安装就不会报警了

D:\nodejs6_10_3_x64\node_modules\npm\node_modules>npm install cheerio

npm@3.10.10 D:\nodejs6_10_3_x64\node_modules\npm

`-- cheerio@1.0.0-rc.2

  +-- css-select@1.2.0

  | +-- boolbase@1.0.0

  | +-- css-what@2.1.0

  | +-- domutils@1.5.1

  | `-- nth-check@1.0.1

  +-- dom-serializer@0.1.0

  | `-- domelementtype@1.1.3

  +-- entities@1.1.1

  +-- htmlparser2@3.9.2

  | +-- domelementtype@1.3.0

  | `-- domhandler@2.4.2

  +-- lodash@4.17.10

  `-- parse5@3.0.3

    `-- @types/node@10.5.4

D:\nodejs6_10_3_x64\node_modules\npm\node_modules>

相同错误：$ npm install cheerio

npm WARN saveError ENOENT: no such file or directory, open 'C:\wamp\www\nodejs\package.json'

npm notice created a lockfile as package-lock.json. You should commit this file.

npm WARN enoent ENOENT: no such file or directory, open 'C:\wamp\www\nodejs\package.json'

npm WARN nodejs No description

npm WARN nodejs No repository field.

npm WARN nodejs No README data

npm WARN nodejs No license field.

+ cheerio@1.0.0-rc.2

added 23 packages in 19.323s

sudo npm install -g cheerio

通过命令行的形式进入npm的安装目录，然后进入npm_modules的npm目录下载，最后在命令行中输入 npm install cheerio

爬虫这节没有运行结果，不知道是否跟npm安装模块有关系Crystal:school crystal$ npm install cheerio
/Users/crystal/Desktop
└─┬ cheerio@1.0.0-rc.2
  └─┬ parse5@3.0.2
    └── @types/node@6.0.86

npm WARN enoent ENOENT: no such file or directory, open '/Users/crystal/Desktop/package.json'
npm WARN Desktop No description
npm WARN Desktop No repository field.
npm WARN Desktop No README data
npm WARN Desktop No license field.

我也是Crystal:school crystal$ npm install cheerio
/Users/crystal/Desktop
└─┬ cheerio@1.0.0-rc.2
  └─┬ parse5@3.0.2
    └── @types/node@6.0.86

npm WARN enoent ENOENT: no such file or directory, open '/Users/crystal/Desktop/package.json'
npm WARN Desktop No description
npm WARN Desktop No repository field.
npm WARN Desktop No README data
npm WARN Desktop No license field.

使用管理员身份运行cmd，   npm install -g cheerio 

 +1。。

我也和你报同样的错，

npm WARN enoent ENOENT: no such file or directory, open '/Users/xxxxxxx/Desktop/node/package.json'
npm WARN node No description
npm WARN node No repository field.
npm WARN node No README data
npm WARN node No license field.

这已经能用了呀，find（）里面的类名换成慕课现在的就行了