Python - Automating Tasks - Reading and Writing Files(Extending the Multiclipboard)

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

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 2.(Automating Tasks)、Chapter 8.(Reading and Writing Files)、Practice Projects(Extending the Multiclipboard)を解いてみる。

Practice Projects(Extending the Multiclipboard)

コード(Emacs)

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

import shelve
import pyperclip
import sys

mcb_shelf = shelve.open('mcb')

if len(sys.argv) == 3 and sys.argv[1].lower() == 'save':
    mcb_shelf[sys.argv[2]] = pyperclip.paste()
elif len(sys.argv) == 3 and sys.argv[1].lower() == 'delete':
    del mcb_shelf[sys.argv[2]]
elif len(sys.argv) == 2:
    if sys.argv[1].lower() == 'list':
        pyperclip.copy(str(list(mcb_shelf.keys())))
    elif sys.argv[1] in mcb_shelf:
        pyperclip.copy(mcb_shelf[sys.argv[1]])
        
mcb_shelf.close()

入出力結果(Terminal, IPython)

$ ./mcb.py list
$ echo []
[]
$ echo clipboard | pbcopy 
$ ./mcb.py save key
$ ./mcb.py list
$ echo ['key']
[key]
$ echo clipboard1 | pbcopy 
$ ./mcb.py save key1
$ ./mcb.py list
$ echo ['key1', 'key']
[key1, key]
$ ./mcb.py delete key
$ ./mcb.py list
$ echo ['key1']
[key1]
$ ./mcb.py key1
$ echo clipboard1

clipboard1
$