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  1. import re
  2.  
  3. rows= [
  4. '(event) (tag) [group (artist)] title (form) [addition1] [addition2]',
  5. '(event) [group (artist)] title (form) [addition1]',
  6. '[event] [group (artist)] title (form) (addition1)',
  7. '(tag) [group (artist)] title',
  8. '[group (artist)] title',
  9. 'title',
  10. ]
  11.  
  12. p = re.compile(ur'^(?:(?:^[\[()](?P<event>[^)\]]+)[)\]](?=.+[\])]$)\s)?(?:[(【](?P<tag>(?<=^[(【])[^】)]+(?=.+[\w】]$)|(?<=\)\s\()[^)]+(?=\)\s\[))[】)]\s)?\[(?:(?P<group>[^(\]]+)\s+\((?P<artist>[^)]+)\)\])\s+)?(?P<title>[^(\n)【]+)(?:\s*[\(【](?P<form>[^)】]+)[)】](?:\s*[\[(](?P<add>[^\])]+)[\])])?(?:\s*[\[(](?P<add2>[^\])]+)[\])])?)?$')
  13.  
  14. for r in rows:
  15. 	[m.groupdict() for m in p.finditer(r)]
  16. 	print m.groupdict()
  17.  
Success #stdin #stdout 0.04s 44944KB
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stdin
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Standard input is empty
stdout
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{u'event': 'event', u'tag': 'tag', u'group': 'group', u'artist': 'artist', u'title': 'title ', u'form': 'form', u'add': 'addition1', u'add2': 'addition2'}
{u'event': 'event', u'tag': None, u'group': 'group', u'artist': 'artist', u'title': 'title ', u'form': 'form', u'add': 'addition1', u'add2': None}
{u'event': 'event', u'tag': None, u'group': 'group', u'artist': 'artist', u'title': 'title ', u'form': 'form', u'add': 'addition1', u'add2': None}
{u'event': None, u'tag': 'tag', u'group': 'group', u'artist': 'artist', u'title': 'title', u'form': None, u'add': None, u'add2': None}
{u'event': None, u'tag': None, u'group': 'group', u'artist': 'artist', u'title': 'title', u'form': None, u'add': None, u'add2': None}
{u'event': None, u'tag': None, u'group': None, u'artist': None, u'title': 'title', u'form': None, u'add': None, u'add2': None}
https://ideone.com/qJ9bjm
language:
Python (PyPy 2.7.13)
created:
8 years ago
visibility:
public

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