Index

Symbols

3n + 1 sequence

A

abecedarian series abstraction activecode, [1] algorithm, [1], [2], [3], [4], [5] deterministic aliases, [1], [2] alternative execution

ambiguity, [1] argument, [1] assignment, [1] tuple assignment statement, [1], [2] assignment token attribute, [1], [2]

B

bar chart base case, [1], [2] block, [1] body, [1], [2], [3] boolean expression, [1]

boolean function, [1] boolean value, [1] branch, [1] bug, [1], [2], [3] byte code, [1]

C

call graph canvas, [1] chained conditional, [1] character chatterbox function chunking class, [1], [2] clone, [1] close codelens, [1] collection collection data type command line, [1] comment, [1], [2] comments, [1] comparison of strings comparison operator, [1]

compile, [1], [2], [3] composition, [1] (of functions) compound data type, [1] compound statement, [1] body header computation pattern concatenation, [1] condition conditional chained conditional branching conditional execution conditional statement, [1] conditionals nested constructor control flow, [1] counter counting pattern cursor, [1]

D

data structure, [1] recursive data type, [1] dead code, [1] debugging, [1], [2], [3] decrement deep copy deep equality, [1] default value, [1] definite iteration definition function, [1] recursive

del statement, [1] delimiter deterministic deterministic algorithm dictionary, [1] dir function docstring, [1] documentation dot notation, [1] Doyle, Arthur Conan, [1]

E

element, [1] elif else enumerate equality deep shallow escape sequence, [1]

eureka traversal evaluate exception, [1], [2], [3], [4] executable, [1] expression, [1], [2] boolean

F

float, [1], [2] flow of execution, [1], [2] for loop, [1], [2], [3], [4], [5] for loop traversal (for) formal language, [1], [2], [3] fractal Cesaro torn square Koch Sierpinski triangle fruitful function, [1]

function, [1], [2] argument composition len parameter function call function composition, [1] function definition, [1], [2] function type functional decomposition

G

generalization

generalize

H

handle an exception header line

high-level language, [1], [2], [3] Holmes, Sherlock, [1]

I

if if statement immutable, [1], [2], [3] immutable data type, [1] import statement, [1] in and not in operator (in, not in) in operator increment incremental development, [1] indefinite iteration index, [1], [2], [3] negative indexing ([]) infinite loop infinite recursion, [1], [2] initialization (of a variable)

initializer method input input dialog instance, [1], [2] instantiate int, [1], [2] integer integer division, [1] Intel interpret, [1], [2], [3] invoke, [1] is operator item assignment iteration, [1], [2]

J

join

K

key, [1] key-value pair, [1]

keyword, [1] Koch fractal

L

len function length function (len) lifetime, [1] Linux, [1] list, [1] append nested, [1] list index list traversal, [1] literalness, [1]

local variable, [1], [2] logarithm logical operator, [1], [2] loop loop body loop variable, [1] low-level language, [1], [2], [3]

M

Make Way for Ducklings mapping type, [1] matrix, [1] McCloskey, Robert memo method, [1], [2]

modifier, [1] module, [1], [2], [3] modulus modulus operator, [1], [2] mutable, [1], [2] mutable data type, [1], [2], [3]

N

natural language, [1], [2], [3] negative index nested conditionals nested list, [1], [2] nested loop

nesting newline, [1] Newton's method None, [1]

O

object, [1], [2], [3], [4] object code, [1] object-oriented language object-oriented programming, [1] objects and values

open operand, [1] operator, [1] comparison in logical, [1] modulus optional parameter, [1] order of operations

P

parameter, [1], [2] optional parse, [1], [2], [3] pass statement pattern pattern of computation Pentium poetry, [1] portability, [1] portable, [1]

print function, [1] problem solving, [1] program, [1], [2], [3], [4], [5] programming language, [1], [2], [3] prompt string prose, [1] pseudo-random number pure function Python shell, [1]

R

raise random number random number generator range range function read readline readlines reassignment, [1] rectangle recursion, [1], [2] infinite

recursive call, [1], [2] recursive data structure recursive definition, [1], [2] redundancy, [1] refactor reference diagram return statement return value, [1] rules of precedence, [1] runtime error, [1], [2], [3], [4], [5]

S

safe language, [1] scaffolding, [1] semantic error, [1], [2], [3] semantics, [1], [2], [3] sequence, [1] sequential shallow copy shallow equality, [1] shell mode, [1] side effect, [1] slice slicing ([:]) source code, [1] split standard library

state, [1] state snapshot, [1] statement, [1] assignment del, [1] if import pass statement block str, [1] string string comparison (>, <, >=, <=, ==, !=) string module string operations strings and lists style subscript operator syntax, [1], [2], [3] syntax error, [1], [2], [3]

T

tab, [1] table temporary variable, [1] terminal, [1] terminating condition token, [1], [2], [3] traversal, [1] traverse

triple quoted string truncation tuple, [1] assignment return value tuple assignment turtle turtle module type conversion function type converter functions

U

underscore character unit tests

unreachable code

V

value, [1], [2], [3] boolean variable, [1] local, [1] temporary

variable name

W

whitespace

wrapping code in a function