A preliminary copy-and-patch JIT compiler has been added. While disabled by default in standard builds, it provides a foundation for massive performance gains in future releases.
Pip grinned, entering the new, colorful REPL. "Ready." python 3.13.1 release notes
The Release Notes ended with a quiet line Sam smiled at: A preliminary copy-and-patch JIT compiler has been added
In the frozen city of PyTown, the annual Winter Solstice Gala was hours away. The entire town ran on a single, elegant Python 3.13.0 interpreter named . "Ready
"Wait," Sam whispered. "The argparse fix... that’s the clock tower’s chime parser. And the thread state fix... that’s the LED controller!"
You can now edit entire blocks of code within the REPL and preserve history across multi-line statements.
"Wait," Pip said, scrolling further down. "I’ve heard whispers about a JIT. A Just-In-Time compiler. Is it here?"