Esempio n. 1
0
def load_part(archive_id, part, start_pos=0):
    print 'load_part:', archive_id, part
    global rec_no, t_prev, load_count
    full_part = archive_id + "/" + part
    f = open(rc['marc_path'] + "/" + full_part)
    if start_pos:
        f.seek(start_pos)
    for pos, loc, data in read_marc_file(full_part, f, pos=start_pos):
        rec_no += 1
        if rec_no % chunk == 0:
            progress(archive_id, rec_no, start_pos, pos)

        if is_loaded(loc):
            continue
        want = ['001', '003', '010', '020', '035', '245']
        try:
            index_fields = fast_parse.index_fields(data, want)
        except KeyError:
            print loc
            print fast_parse.get_tag_lines(data, ['245'])
            raise
        except AssertionError:
            print loc
            raise
        if not index_fields or 'title' not in index_fields:
            continue

        edition_pool = pool.build(index_fields)

        if not edition_pool:
            yield loc, data
            continue

        rec = fast_parse.read_edition(data)
        e1 = build_marc(rec)

        match = False
        seen = set()
        for k, v in edition_pool.iteritems():
            for edition_key in v:
                if edition_key in seen:
                    continue
                thing = None
                while not thing or thing['type']['key'] == '/type/redirect':
                    seen.add(edition_key)
                    thing = withKey(edition_key)
                    assert thing
                    if thing['type']['key'] == '/type/redirect':
                        print 'following redirect %s => %s' % (edition_key, thing['location'])
                        edition_key = thing['location']
                if try_merge(e1, edition_key, thing):
                    add_source_records(edition_key, loc, thing, data)
                    match = True
                    break
            if match:
                break

        if not match:
            yield loc, data
Esempio n. 2
0
def load_part(archive_id, part, start_pos=0):
    print('load_part:', archive_id, part)
    global rec_no, t_prev, load_count
    full_part = archive_id + "/" + part
    f = open(rc['marc_path'] + "/" + full_part)
    if start_pos:
        f.seek(start_pos)
    for pos, loc, data in read_marc_file(full_part, f, pos=start_pos):
        rec_no += 1
        if rec_no % chunk == 0:
            progress(archive_id, rec_no, start_pos, pos)

        if is_loaded(loc):
            continue
        want = ['001', '003', '010', '020', '035', '245']
        try:
            index_fields = fast_parse.index_fields(data, want)
        except KeyError:
            print(loc)
            print(fast_parse.get_tag_lines(data, ['245']))
            raise
        except AssertionError:
            print(loc)
            raise
        if not index_fields or 'title' not in index_fields:
            continue

        edition_pool = pool.build(index_fields)

        if not edition_pool:
            continue

        rec = fast_parse.read_edition(data)
        e1 = build_marc(rec)

        match = False
        seen = set()
        for k, v in edition_pool.iteritems():
            for edition_key in v:
                if edition_key in seen:
                    continue
                seen.add(edition_key)
                thing = withKey(edition_key)
                assert thing
                if try_merge(e1, edition_key, thing):
                    add_source_records(edition_key, loc, thing)
                    match = True

        if not match:
            yield loc, data
Esempio n. 3
0
        load(loc, ia)
        continue

    e1 = build_marc(rec)

    match = False
    seen = set()
    for k, v in edition_pool.iteritems():
        for edition_key in v:
            if edition_key in seen:
                continue
            thing = None
            while not thing or thing['type']['key'] == '/type/redirect':
                seen.add(edition_key)
                thing = withKey(edition_key)
                assert thing
                if thing['type']['key'] == '/type/redirect':
                    print 'following redirect %s => %s' % (edition_key, thing['location'])
                    edition_key = thing['location']
            if try_merge(e1, edition_key, thing):
                add_source_records(edition_key, ia)
                match = True
                break
        if match:
            break

    if not match:
        load(loc, ia)

print "finished"