[PDF] Guido van Rossum: 21 Years of Python From Pet Project to Programming Language of the Year21 Years of Python From Pet Project to Programming Language of the Year Guido van Rossum guido@python.org May 2011 Disclaimer I am speaking on my own behalf. My statements reflect my views only and do not necessarily reflect those of Google. Pre- and Proto-History • Significant influences: • Algol-60, Pascal, C • ABC • Modula-2+ and -3 • Lisp, Icon • Why these? ABC (’70s, ‘80s) • Lambert Meertens,
