takes a VIAF ID as argument and returns the link to GND dataset

getGNDidFromVIAF.py

import requests
import json

def get_gnd_from_viaf(viafid):
    url = f'https://www.viaf.org/viaf/{viafid}/viaf.jsonld'
    response = requests.get(url)
    if response.status_code == 200:
        data = response.json()
        if "@graph" in data:
            for entry in data["@graph"]:
                if "@type" in entry and entry["@type"] == "schema:Person":
                    if "sameAs" in entry:
                        for s in entry["sameAs"]:
                            if s.startswith('http://d-nb.info/gnd') == True:
                                gnd=s
                               # print(s)
    return gnd