《Python编程快速上手》8.9.1实践练习
#!python3 #运行 py mcb.pyw save spam ，剪贴板内容就关键字spam保存#py mcb.pyw spam 加载spam 对应内容到剪贴板
#py mcb.pyw list 关键字列表到剪贴板
#扩展多重剪贴板：
#增加delete <keyword>，从shelf中删除相应键值
#delete all 清空
import sys,pyperclip,shelve
mcbShelf=shelve.open(r'I:\mcb')
#save clipboasr content:
if len(sys.argv) == 3:
if sys.argv.lower()=='save' and sys.argv.lower() != 'all':
mcbShelf] = pyperclip.paste()
elif sys.argv.lower()=='delete' and sys.argv.lower()=='all':
mcbShelf.clear()
elif sys.argv.lower()=='delete' and sys.argv in mcbShelf:
del mcbShelf]
elif len(sys.argv) == 2:
#List keywords and load content.
if sys.argv=='list':
pyperclip.copy(str(list(mcbShelf.keys())))
elif sys.argv in mcbShelf:
pyperclip.copy(mcbShelf])
else:
print("参数错误")
else:
print('wrong')
mcbShelf.close()
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