Python - The Basics: Getting Started Quickly(for loop, Generating Random Integers, random module(randrange method), time module(sleep method), datetime module(datetime, today, minute))

Head First Python

開発環境

• macOS Sierra - Apple (OS)
• Emacs (Text Editor)
• Python 3.6 (プログラミング言語)

Head First Python (Paul Barry (著)、O'Reilly Media)のChapter 1.(The Basics: Getting Started Quickly)、Reviewing Our Experiments の Code Experiments Magnets(No. 1020) を取り組んでみる。

Code Experiments Magnets(No. 1020)

コード(Emacs)

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

import datetime
import random
import time

odds = list(filter(lambda n: n % 2 == 1, range(1, 60)))

for _ in range(5):
    right_this_minute = datetime.datetime.today().minute
    if right_this_minute in odds:
        print('This minute seems a little odd.')
    else:
        print('Not an odd minute.')
    wait_time = random.randrange(1, 61)
    time.sleep(wait_time)

入出力結果(Terminal, IPython)

$ ./sample1.py
This minute seems a little odd.
Not an odd minute.
Not an odd minute.
This minute seems a little odd.
Not an odd minute.
$