This community-built FAQ covers the “FAQ: Learn Python: Functions - Here Be Dragons” exercise in Codecademy’s lessons on Python.
FAQs for the Codecademy Python exercise FAQ: Learn Python: Functions - Here Be Dragons:
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What the “dir” function do?
It reveals all of the functions available in a module.
In a console, at the >>> prompt, type dir(__builtins__) and press Enter. (That’s with double underscores.)
Regarding the following lines:
everything = dir(math)
Why do take the time to define the “everything” variable, rather than simply print dir(math)?