Python 2.7 is a version of the popular programming language Python, released in 2010. It is known for its simplicity and readability, making it a great choice for beginners and experienced developers alike. Python 2.7 introduced several features and improvements over previous versions, including better support for Unicode and enhanced library modules. Despite its popularity, Python 2.7 reached its end of life on January 1, 2020, meaning it no longer receives updates or support. Users are encouraged to transition to Python 3, which offers more advanced features and ongoing support, ensuring a more secure and efficient programming experience.