Cool, thanks! -- Jean-Claude Moissinac
Le lun. 7 janv. 2019 à 12:04, Thomas Douillard <[email protected]> a écrit : > > I think there is a higher probability of answer on the dedicated mailng > list, so I take the freedom to transfer the message (originally posted on > the sematic web mailing list) > > ---------- Forwarded message --------- > From: Jean-Claude Moissinac <[email protected]> > Date: lun. 7 janv. 2019 à 11:04 > Subject: Querying Wikidata > To: semantic-web <[email protected]> > > > Hello, > > Is there a good mean to query the sparql wdqs service of wikidata? > I've tried some python code to do it, with relative success. > Success, because some requests gives the expected result. > Relative, because the same query sometimes gives an empty response either > from my code or directly in the WDQS interface, where it's possible to see > that a sparql query sometimes gives an empty response, sometimes the > expected reponse without message or status to know that the response is > erroneous. > (demo is difficult, because it seems to depend of the load of the wdqs > service) > I've found the following info: > * > https://www.mediawiki.org/wiki/Wikidata_Query_Service/User_Manual#Query_limits, > which suggest a possible error HTTP code 429, which I never receive > * https://phabricator.wikimedia.org/T179879, which suggest a possible > connexion with OAuth, but such possibility is never documented in the > official documentation > > None of them gives a practical method to get a response and trust it. > > Have you some advices? > (comment: this question is relative to the post > https://onsem.wp.imt.fr/2019/01/06/paris-musees-and-wikidata-establishing-links/ > ) > > > -- > Jean-Claude Moissinac > >
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