Ben Chuanlong Du's Blog

It is never too late to learn.

Check Whether a Shell Command Exists

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Python

shutil.which

Shell

which

Reference

  • https://stackoverflow.com/questions/11210104/check-if-a-program-exists-from-a-python-script/34177358

  • https://stackoverflow.com/questions/592620/how-to-check-if-a-program-exists-from-a-bash-script

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