Python mmap: Doing File I/O With Memory Mapping – Real Python

• Web site excerpt: In this video course, you'll learn how to use Python's mmap module to improve your code's performance when you're working with files. You'll get a quick overview of the different types of memory before diving into how and why memory mapping with mmap can make your file I/O operations faster.

• Link to site: Python mmap: Doing File I/O With Memory Mapping – Real Python