Pandas for Everyone: Python Data Analysis, First Edition

Index

Symbols

: (colon), slicing syntax, 13, 339–340

; (semicolon), types of delimiters, 45

+ operator, adding covariates to linear models, 270

% operator, formatting strings, 163

() (round brackets), tuple syntax, 335

* (asterisk), unpacking containers, 132

* operator, specifying model interactions, 270

[] (square brackets)

getting first character of string, 156

list syntax, 333

{} (curly brackets), dictionary syntax, 337

Numbers

2D density plot, 68–70

A

Aggregation (or aggregate)

of built-in methods, 191–192

of calculations, 18–19

of functions, 192–195

one-variable grouped aggregation, 190–191

options for applying functions in and aggregate methods, 195–197

overview of, 190

saving groupby object without running aggregate, transform, or filter ...