我需要将版权年份放在字符串的开头。以下是我可能有的输入:
(c) 2012 10 DC Comics
2012 DC Comics
10 DC Comics. 2012
10 DC Comics , (c) 2012.
10 DC Comics, Copyright 2012
Warner Bros, 2011
Stanford and Sons, Ltd. Inc. (C) 2011. All Rights Reserved.
...etc...
从这些输入,我需要始终以相同的格式输出 -
2012. 10 DC Comics.
2011. Warner Bros.
2011. Stanford and Sons, Ltd. Inc. All Rights Reserved
etc...
我如何结合使用字符串格式和正则表达式来做到这一点?
这需要清理,但这是我目前正在做的:
### copyright
copyright = value_from_key(sd_wb, 'COPYRIGHT', n).strip()
m = re.search('[0-2][0-9][0-9][0-9]', copyright)
try:
year = m.group(0)
except AttributeError:
copyright=''
else:
copyright = year + ". " + copyright.replace(year,'')
copyright = copyright.rstrip('.').strip() + '.'
if copyright:
copyright=copyright.replace('\xc2\xa9 ','').replace('&', '&').replace('(c)','').replace('(C)','').replace('Copyright', '')
if not copyright.endswith('.'):
copyright = copyright + '.'
copyright = copyright.replace(' ', ' ')
最佳答案
这个程序:
from __future__ import print_function
import re
tests = (
'(c) 2012 DC Comics',
'DC Comics. 2012',
'DC Comics, (c) 2012.',
'DC Comics, Copyright 2012',
'(c) 2012 10 DC Comics',
'10 DC Comics. 2012',
'10 DC Comics , (c) 2012.',
'10 DC Comics, Copyright 2012',
'Warner Bros, 2011',
'Stanford and Sons, Ltd. Inc. (C) 2011. All Rights Reserved.',
)
for input in tests:
print("<", input)
output = re.sub(r'''
(?P<lead> (?: \S .*? \S )?? )
[\s.,]*
(?: (?: \( c \) | copyright ) \s+ )?
(?P<year> (?:19|20)\d\d )
[\s.,]?
''', r"\g<year>. \g<lead>", input, 1, re.I + re.X)
print(">", output, "\n")
在 Python 2.7 或 3.2 下运行时,产生以下输出:
< (c) 2012 DC Comics
> 2012. DC Comics
< DC Comics. 2012
> 2012. DC Comics
< DC Comics, (c) 2012.
> 2012. DC Comics
< DC Comics, Copyright 2012
> 2012. DC Comics
< (c) 2012 10 DC Comics
> 2012. 10 DC Comics
< 10 DC Comics. 2012
> 2012. 10 DC Comics
< 10 DC Comics , (c) 2012.
> 2012. 10 DC Comics
< 10 DC Comics, Copyright 2012
> 2012. 10 DC Comics
< Warner Bros, 2011
> 2011. Warner Bros
< Stanford and Sons, Ltd. Inc. (C) 2011. All Rights Reserved.
> 2011. Stanford and Sons, Ltd. Inc All Rights Reserved.
这似乎是您要查找的内容。
关于python - 使用正则表达式重新排序版权,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/9675654/