計算機科学のブログ

ほしい物リスト

Python - Flask - gazpacho - Working with Data - Data Manipulationg - string, methods, removesuffix, splet, dictionary

Head First Python: A Learner’s Guide to the Fundamentals of Python Programming, A Brain-Friendly Guide、 Paul Barry(著)、 O’Reilly Mediaの Chapter 10.(Working with Data: Data Manipulation)、EXERCISE(469/682)の解答を求めてみる。

Jupyter(コード、入出力結果)

WorldRecords.ipynb

import swimclub

swimclub.event_lookup('Darius-13-100m-IM.txt') == '100m individual medley'

True

コード

def event_lookup(filename: str):
    conversions = {
        'Free': 'freestyle',
        'Back': 'backstroke',
        'Breast': 'breaststroke',
        'Fly': 'butterfly',
        'IM': 'individual medley',
    }
    *_, distance, stroke = filename.removesuffix('.txt').split('-')
    return f'{distance} {conversions[stroke]}'