添加 Node.js 爬虫 Sample。

.gitignore

@@ -0,0 +1,6 @@
+node_modules
+*.obj
+*.out
+*.pyc
+package-lock.json
+.vscode

01/crawler/main.py

@@ -8,5 +8,9 @@
     from urllib2 import urlopen        # Python 2
 
 
-rsp = urlopen('http://ip.sxisa.com/')
-print(rsp.read())
+def ip():
+    rsp = urlopen('http://ip.sxisa.com/')
+    return rsp.read()
+
+if __name__ == '__main__':
+    print(ip())

01/crawler/node/app.js

@@ -0,0 +1,15 @@
+#!/usr/bin/env node
+const request = require('request');
+
+function ip(callback) {
+    request('http://ip.sxisa.com/', (err, rsp, body) => {
+        if (err) throw (err)
+        if (callback) callback(body)
+    })
+}
+
+module.exports = ip;
+
+if (require.main === module) {
+    ip(console.log);
+}

01/crawler/node/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "crawler",
+  "version": "1.0.0",
+  "description": "",
+  "main": "app.js",
+  "scripts": {
+    "start": "node ./app.js"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "request": "^2.85.0"
+  }
+}