Python is famous for being easy and fun to use, for making software development easier, and for runtime performance that is said to exceed other scripted languages. (Though the latest version of PHP, PHP 7, may give Python a run for its money.)
Everyone wants their website and application to run faster. Also, every website with growing traffic or sharp traffic spikes is vulnerable to performance problems and downtime, often occurring at the worst – that is, busiest – times. Also, nearly all websites suffer performance problems and downtime, whether traffic volume is growing steadily or they experience sharp spikes in usage.