[Tutor] Text numerals?

Danny Yoo dyoo at hkn.eecs.berkeley.edu
Sun May 16 04:42:02 EDT 2004

On Sun, 16 May 2004, Don Arnold wrote:

> > Is there a function that will return 'one' for 1, 'two' for two, etc.?
> >
>   I assume you mean 'two' for 2 ;).  But no, AFAIK there is no stdlib
> implementation.
> <snip dictionary suggestions>
>   The problem of converting full-blown numbers of any length into
> letters is much harder.  Some years ago I remember this being coded in
> python; if the author has a website, then Google is probably your best
> bet.

This problem comes up quite often.  It even showed its face in PyCon 2004:


There's also a project in SourceForge that handles the problem with
impressive generality:


Converting numbers to words is a classic programming exercise.  As Don
shows, it's also a good way to practice using loops, dictionaries, and
string manipulation.

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