Python 3.15 Makes UTF-8 the Default Encoding: What Breaks and How to Fix It
Python 3.15, released on October 9, 2026, turns on UTF-8 mode by default. Any open() call without an encoding argument now reads and writes UTF-8 instead of whatever the operating system's locale says. On Linux and macOS that is usually what you were getting already. On Windows i…
javascript
llm