os.path.join (folder, filename) ensures the path is correct for the system. On Windows, it uses backslashes (reports\summary.txt); on Linux and macOS it uses forward slashes (reports/summary.txt).
I put Claude 4.5 and Gemini 2.5 to the test with 9 prompts — from coding and logic puzzles to storytelling and creativity — to see which AI comes out on top.
Sometimes, reading Python code just isn’t enough to see what’s really going on. You can stare at lines for hours and still miss how variables change, or why a bug keeps popping up. That’s where a ...