🐍 + 📜 Advanced Tier: Python + JavaScript

#!/usr/bin/env python3
"""
Advanced Tier: Python + JavaScript Integration
Demonstrates Python controlling JavaScript execution via Node.js
"""

import subprocess
import json
from typing import Dict, List, Any

JS_SCRAPER_CODE = """
const scrapeData = async (url) => {
    return {
        url: url,
        title: `Page Title from ${url}`,
        content: 'Dynamic content loaded by JavaScript',
        metadata: {
            timestamp: new Date().toISOString(),
            engine: 'Node.js + JavaScript'
        }
    };
};

(async () => {
    const urls = process.argv.slice(2);
    const results = await Promise.all(
        urls.map(url => scrapeData(url))
    );
    console.log(JSON.stringify(results, null, 2));
})();
"""

class PythonJavaScriptIntegration:
    def execute_javascript(self, urls: List[str]) -> List[Dict]:
        """Execute JavaScript code via Node.js from Python"""
        with open('/tmp/scraper.js', 'w') as f:
            f.write(JS_SCRAPER_CODE)
        
        result = subprocess.run(
            ['node', '/tmp/scraper.js'] + urls,
            capture_output=True,
            text=True
        )
        
        return json.loads(result.stdout)
    
    def process_results(self, raw_results: List[Dict]) -> Dict:
        """Python processes the JavaScript results"""
        return {
            'total_pages': len(raw_results),
            'pages': [page['url'] for page in raw_results],
            'summary': {
                'engines_used': ['Python', 'JavaScript', 'Node.js'],
                'integration_type': 'Python → JavaScript → Python'
            }
        }

# Usage
integration = PythonJavaScriptIntegration()
urls = ['https://example.com/1', 'https://example.com/2']
raw_results = integration.execute_javascript(urls)
processed = integration.process_results(raw_results)
print(json.dumps(processed, indent=2))