Added first cut of Day2 handout; Minor edits to sessions 2 and 3.
\documentclass[a4paper,10pt]{book}
\begin{document}
Which version of Python were you using?
List some key differences between IPython and Vanilla Python
What is the biggest integer number that can be represented by Python?
What is the result of 17.0 / 2?
What does '*' * 40 produce?
\end{document}