scipy-lectures/scipy-lecture-notes — pull request #71 by zeehio (2013-01-28 11:46:52+00:00)
Title: "l" and "1" may lead to confusion according to PEP 8.

This trivial pull request changes the variable named "l" in the introduction to its uppercase equivalent "L".

Some students were confused in a python course so I thought it is worth changing it.

Thanks for your attention