UNIX タイムスタンプを Y-m-d 形式の日付に変換するコマンドスクリプト

convert_timestamp_to_date.py

#!python3
# coding: utf-8

"""
usage: python convert_timestamp_to_date.py [timestamp]

If you add alias for this, it's much easier to use this.
"""


import sys
import datetime

# コマンドライン引数を取得
argv = sys.argv

if len(argv) != 2:
    print('usage: (command) timestamp')
    exit()

timestamp_string = argv[-1]

# 引数が正しい場合はタイムスタンプにして返す
try:
    timestamp = int(timestamp_string)
except ValueError as e:
    print(e)
    print('timestamp must be an integer.')
    exit()
else:
    time_formatted = datetime.datetime.fromtimestamp(timestamp).strftime('%Y-%m-%d %H:%M:%S')
    print(time_formatted)