diff options
Diffstat (limited to 'searxng_extra/update/update_wikidata_units.py')
| -rwxr-xr-x | searxng_extra/update/update_wikidata_units.py | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/searxng_extra/update/update_wikidata_units.py b/searxng_extra/update/update_wikidata_units.py index a1a3731fc..f384df749 100755 --- a/searxng_extra/update/update_wikidata_units.py +++ b/searxng_extra/update/update_wikidata_units.py @@ -29,31 +29,46 @@ set_loggers(wikidata, 'wikidata') # * https://www.wikidata.org/wiki/Help:Ranking # * https://www.mediawiki.org/wiki/Wikibase/Indexing/RDF_Dump_Format ("Statement representation" section) # * https://w.wiki/32BT +# * https://en.wikibooks.org/wiki/SPARQL/WIKIDATA_Precision,_Units_and_Coordinates#Quantities # see the result for https://www.wikidata.org/wiki/Q11582 # there are multiple symbols the same rank SARQL_REQUEST = """ -SELECT DISTINCT ?item ?symbol +SELECT DISTINCT ?item ?symbol ?tosi ?tosiUnit WHERE { ?item wdt:P31/wdt:P279 wd:Q47574 . ?item p:P5061 ?symbolP . ?symbolP ps:P5061 ?symbol ; wikibase:rank ?rank . + OPTIONAL { + ?item p:P2370 ?tosistmt . + ?tosistmt psv:P2370 ?tosinode . + ?tosinode wikibase:quantityAmount ?tosi . + ?tosinode wikibase:quantityUnit ?tosiUnit . + } FILTER(LANG(?symbol) = "en"). } ORDER BY ?item DESC(?rank) ?symbol """ +_wikidata_url = "https://www.wikidata.org/entity/" + def get_data(): results = collections.OrderedDict() response = wikidata.send_wikidata_query(SARQL_REQUEST) for unit in response['results']['bindings']: - name = unit['item']['value'].replace('http://www.wikidata.org/entity/', '') - unit = unit['symbol']['value'] + name = unit['item']['value'].replace(_wikidata_url, '') + symbol = unit['symbol']['value'] + si_name = unit.get('tosiUnit', {}).get('value', '').replace(_wikidata_url, '') + to_si_factor = unit.get('tosi', {}).get('value', '') if name not in results: # ignore duplicate: always use the first one - results[name] = unit + results[name] = { + 'symbol': symbol, + 'si_name': si_name if si_name else None, + 'to_si_factor': float(to_si_factor) if to_si_factor else None, + } return results |