From e4c49c05bfa5f8c63e431628d9f51b277674e737 Mon Sep 17 00:00:00 2001
From: j <jrspence@gmail.com>
Date: Fri, 31 Mar 2023 03:30:49 +0200
Subject: [PATCH] Update page 'Day 2 lecture'

---
 Day 2 lecture.md | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/Day 2 lecture.md b/Day 2 lecture.md
index 80f4781..1e83956 100644
--- a/Day 2 lecture.md	
+++ b/Day 2 lecture.md	
@@ -1,8 +1,18 @@
 * Review of day 1, questions
+bignums
+np.finfo(format) for format in ['float16','float32']
+mojibake
+
 * Lexer/parser demo
-* `tokenize` module
-* `ast` module
+finite state automaton or FSA, or "state machine"
+timers
+* `tokenize` module: https://docs.python.org/3/library/tokenize.html
+tokens can be used to debug complex data input issues, especially security or xplatform issues
+* `ast` module: https://docs.python.org/3/library/ast.html
+abstract syntax tree
 * Number formats, base 16 representation
+* Hexdumping: https://gogs.gtsplab.com:5432/j/python-test/src/main/hexdump.py
+ASCII tables
 * Imaginary numbers and why 'j' is a problem
+also i
 * Formatted string literals
-* Hexdumping