Using graphics.py allows graphics to be drawn in a python shell window

instance variables are used to store data in side the object

statement my shape - move (10, 20) moves myshape to pointe (10, 20)

the best way to write a program is to immediately type in some code and
then debug it until it works

an algorithm can be written with out using a programing Languages

python identifiers must Stars with a letter or undescove

experessions are built from literals, variables, and operators

in flow chart, diamonds are used to show statement sequences, and rectangle are used for decision point

information that is stored and manipulated by computer is called data

the number of possible arrangements of n items is equal to n!

Type conversion function such as float or safe alternative to eval for getting a number as user input

in python, 4+5 produces the same as result type as 4.0+5.0

the sqrt function computes the squirt of a number

in python, x = x+1 is legal statement

Aliasing occurs when two variables refer to the same object