PyWart: "Python's import statement and the history of external dependencies"

Ian Kelly ian.g.kelly at
Mon Nov 24 23:34:28 CET 2014

On Nov 23, 2014 4:41 PM, "Gregory Ewing" <greg.ewing at>
> Chris Angelico wrote:
>> Just out of curiosity, why does the stdlib need modules for
>> manipulating .wav and other sound files, but we have to go to PyPI to
>> get a PostgreSQL client?
> I suspect it's mainly for historical reasons. The wave
> module has been around since the very early days of
> Python when the stldib was smaller and the barrier
> to entry was lower. By today's standards, it probably
> wouldn't make it in.

Size may also be a factor. The wave module is around 300 lines of Python
code and isn't growing. The typical dbapi module is probably a bit larger.
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