# Import necessary libraries and modules
from scraper import WebScraper
from summarizer import ContentSummarizer
from newsletter_generator import NewsletterGenerator

def main():
    # List of websites to scrape
    urls = [
        'https://www.example1.com',
        'https://www.example2.com',
        'https://www.example3.com'
    ]

    # Create a WebScraper object and scrape the websites
    scraper = WebScraper(urls)
    scraper.scrape()

    # Get the scraped data
    data = scraper.get_data()

    # Create a ContentSummarizer object and summarize the content
    summarizer = ContentSummarizer(data)
    summaries = summarizer.summarize()

    # Create a NewsletterGenerator object and generate the newsletter
    generator = NewsletterGenerator(summaries)
    generator.generate_newsletter()

if __name__ == "__main__":
    main()
```