How to write an API for a Python application?

[Cameron Laird]

In article <1h6aek5.7u27ahsflnq7N%aleax at mail.comcast.net>,
Alex Martelli <aleax at mail.comcast.net> wrote:
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>Note also that you can freely download all of the code in my book as
>http://examples.oreilly.com/pythonian/pythonian-examples.zip (it's just
>36 KB).  In that same chapter you will find several implementations of
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1.  Private e-mail to all the addresses I have for you has
    been bouncing.
2.  Both 19-7 and 19-8 in the ZIP I found at that URL have
    a curious typo that I'll describe this way:
      s/_  _/__/g