3.13.1 Release Notes !!hot!! — Python

"Call the Release Manager," whispered the town elder.

Elara was proud. She had a brand new with colorful prompts and history navigation. She could run the Gala’s light show—twelve thousand LEDs—without a single garbage collection pause, thanks to her new Incremental GC . And most importantly, she could run the clock tower’s chime using JIT compilation (experimental, but exciting). python 3.13.1 release notes

The Release Notes ended with a quiet line Sam smiled at: "Please test third-party applications with this release." But the citizens of PyTown didn’t need to. They just danced under the fixed lights, knowing that 3.13.1 was the smallest, bravest hero of winter—a patch that saved Christmas without anyone ever knowing it was broken. Read the patch notes. Sometimes the tiniest .1 release contains the courage to fix what you didn’t know was failing. "Call the Release Manager," whispered the town elder

Then, the error hit.

>>> import time >>> since_last_crash = time.time() - startup_time >>> print(f"Uptime: {since_last_crash:.1f} seconds. Gala saved.") Uptime: 0.0 seconds. Gala saved. Everyone laughed. She could run the Gala’s light show—twelve thousand

Elara tried to roll back. But her heart—the global interpreter lock—was still a single thread of execution. She couldn’t fix herself while running.

Sam read aloud into the freezing night: "This is a security and bugfix release for the 3.13 series." "Security?" a citizen yelled. "Our lights are dead!"