Python script or software to scrape websites

I am looking for a Python script or software that can scrape websites for information

Specific requirements:
- The scraping should be done on a weekly basis.

Ideal skills and experience:
- Proficiency in Python programming language.
- Experience in web scraping and data extraction.
- Familiarity with Ecommerce platforms.
- Knowledge of handling large amounts of data and organizing it efficiently.

Please provide examples of previous similar projects and your proposed approach to this project.