Guard the entrypoint. Preserve intent. Reduce ambiguity. The Main Guard celebrates the humble
if __name__ == "__main__":—
a compact idiom that separates import time from run time and turns scripts into clean, reusable modules.
- Run it in the browser → https://runner.linguine.ai/?p=main_guard
- Poster (18×24, 24×36): Enhanced matte heavyweight stock
- Mug: Keep the shell safe while you iterate
Design language: architectural monospaced typography, disciplined spacing, and a nod to the REPL.
Part of the Engineering Series exploring essential idioms and patterns that keep software robust under pressure.