def find_match(e1, edition_pool):
"""
Find the best match for e1 in edition_pool and return its key.
:param dict e1: the new edition we are trying to match, output of build_marc(import record)
:param list edition_pool: list of possible edition matches, output of build_pool(import record)
:rtype: str|None
:return: None or the edition key '/books/OL...M' of the best edition match for e1 in edition_pool
"""
seen = set()
for k, v in edition_pool.items():
for edition_key in v:
if edition_key in seen:
continue
thing = None
found = True
while not thing or is_redirect(thing):
seen.add(edition_key)
thing = web.ctx.site.get(edition_key)
if thing is None:
found = False
break
if is_redirect(thing):
edition_key = thing['location']
# FIXME: this updates edition_key, but leaves thing as redirect,
# which will raise an exception in editions_match()
if not found:
continue
if editions_match(e1, thing):
return edition_key
def test_editions_match_identical_record(mock_site):
rec = {
'title': 'Test item',
'lccn': ['123'],
'authors': [{
'name': 'Smith, John',
'birth_date': '1980'
}],
'source_records': ['ia:test_item'],
}
reply = load(rec)
ekey = reply['edition']['key']
e = mock_site.get(ekey)
rec['full_title'] = rec['title']
e1 = build_marc(rec)
add_db_name(e1)
assert editions_match(e1, e) is True
def test_editions_match_full(mock_site):
bpl = {
'authors': [{
'birth_date': u'1897',
'db_name': u'Green, Constance McLaughlin 1897-',
'entity_type': 'person',
'name': u'Green, Constance McLaughlin',
'personal_name': u'Green, Constance McLaughlin'
}],
'full_title':
u'Eli Whitney and the birth of American technology',
'isbn': [u'188674632X'],
'normalized_title':
u'eli whitney and the birth of american technology',
'number_of_pages':
215,
'publish_date':
'1956',
'publishers': [u'HarperCollins', u'[distributed by Talman Pub.]'],
'short_title':
u'eli whitney and the birth',
'source_record_loc':
'bpl101.mrc:0:1226',
'titles': [
u'Eli Whitney and the birth of American technology',
u'eli whitney and the birth of american technology'
]
}
existing = {
'authors': [{
'birth_date': u'1897',
'db_name': u'Green, Constance McLaughlin 1897-',
'entity_type': 'person',
'name': u'Green, Constance McLaughlin',
'personal_name': u'Green, Constance McLaughlin'
}],
'full_title':
u'Eli Whitney and the birth of American technology.',
'isbn': [],
'normalized_title':
u'eli whitney and the birth of american technology',
'number_of_pages':
215,
'publish_date':
'1956',
'publishers': ['Little, Brown'],
'short_title':
u'eli whitney and the birth',
'source_records':
['marc:marc_records_scriblio_net/part04.dat:119539872:591'],
'title':
'Eli Whitney and the birth of American technology.',
'type': {
'key': '/type/edition'
},
'key':
'/books/OL1M'
}
reply = load(existing)
ed = mock_site.get(reply['edition']['key'])
assert editions_match(bpl, ed) is True
