Python - Python Programming Basics - Manipulating Strings(Table Printer)

Automate the Boring Stuff with Python:
Practical Programming for Total Beginners
(No Starch Press)
Al Sweigart (著)

開発環境

• OS X El Capitan - Apple (OS)
• Emacs (Text Editor)
• Python 3.5 (プログラミング言語)

Automate the Boring Stuff with Python: Practical Programming for Total Beginners (Al Sweigart (著)、No Starch Press)のPart Ⅰ.(Python Programming Basics)、Chapter 6.(Manipulating Strings)、Practice Projects: Practice Projects(Table Printer)を解いてみる。

Practice Projects: Practice Projects(Table Printer)

コード(Emacs)

#!/usr/bin/env python3
#-*- coding: utf-8 -*-

def printTable(table_data):
    col_widths = map(lambda x: max(x),
                     map(lambda y:
                         map(lambda z: len(z), y),
                         table_data))
    col_widths = list(col_widths)
    for i in range(len(table_data[0])):
        for j in range(len(table_data)):
            print(table_data[j][i].rjust(col_widths[j] + 1), end='')
        print()
    
tableData = [['apples', 'oranges', 'cherries', 'banana'],
             ['Alice', 'Bob', 'Carol', 'David'],
             ['dogs', 'cats', 'moose', 'goose']]

printTable(tableData)

入出力結果(Terminal, IPython)

$ ./sample1.py
   apples Alice  dogs
  oranges   Bob  cats
 cherries Carol moose
   banana David goose
$