Efficient python programming...

[John J. Lee]

On Sun, 9 Jun 2002, Peter Hansen wrote:
[...]
> What tests do, however, is vastly increase your confidence in the
> correctness of the code, and when written properly (in advance
> of each small morsel of code that is written, and having been
> shown to fail without that code) they are sufficient to deliver
[...]

This point -- that tests should fail before they pass -- is easy to forget
about.  Thanks for reminding me.


John