Create new hochschulfaechersytematik #41

create_faechersystematik_ttl.py

@@ -0,0 +1,66 @@
+import pandas as pd
+import rdflib.term
+from rdflib import Graph, Literal, RDF, URIRef, Namespace
+
+url_1st_level = "https://github.com/dini-ag-kim/destatis-schluesseltabellen/blob/main/studierende/Faechergruppe.csv?raw=true"
+url_2nd_level = "https://github.com/dini-ag-kim/destatis-schluesseltabellen/raw/main/studierende/STB.csv?raw=true"
+url_3rd_level = "https://github.com/dini-ag-kim/destatis-schluesseltabellen/blob/main/studierende/Studienfach.csv?raw=true"
+
+df_1st_level = pd.read_csv(url_1st_level, encoding="ISO-8859-1", sep=';', quotechar='"', header=None, engine ='python', dtype=str, usecols=[0, 2], names=["notation", "label"])
+df_2nd_level = pd.read_csv(url_2nd_level, encoding="ISO-8859-1", sep=';', quotechar='"', header=None, engine ='python', dtype=str, usecols=[0, 2, 3], names=["notation", "label", "broader"])
+df_3rd_level = pd.read_csv(url_3rd_level, encoding="ISO-8859-1", sep=';', quotechar='"', header=None, engine ='python', dtype=str, usecols=[0, 2, 3], names=["notation", "label", "broader"])
+
+dict_1st_level = df_1st_level.to_dict("records")
+dict_2nd_level = df_2nd_level.to_dict("records")
+dict_3rd_level = df_3rd_level.to_dict("records")
+
+g = Graph()
+
+vann = Namespace('http://purl.org/vocab/vann/')
+dct = Namespace('http://purl.org/dc/terms/')
+owl = Namespace('http://www.w3.org/2002/07/owl#')
+skos = Namespace('http://www.w3.org/2004/02/skos/core#')
+schema = Namespace('https://schema.org/')
+g.bind("schema", schema)
+
+#conceptScheme
+g.add((URIRef('scheme'), RDF['type'], skos['ConceptScheme']))
+g.add((URIRef('scheme'), dct['title'], Literal('Destatis-Systematik der Fächergruppen, Studienbereiche und Studienfächer', lang='de')))
+g.add((URIRef('scheme'), dct['alternative'], Literal('Hochschulfächersystematik', lang='de')))
+g.add((URIRef('scheme'), dct['description'], Literal('Diese SKOS-Klassifikation basiert auf der Destatis-[\"Systematik der Fächergruppen, Studienbereiche und Studienfächer\"](https://bartoc.org/en/node/18919).', lang='de')))
+g.add((URIRef('scheme'), dct['issued'], Literal('2019-12-11')))
+g.add((URIRef('scheme'), dct['publisher'], rdflib.term.URIRef('https://oerworldmap.org/resource/urn:uuid:fd06253e-fe67-4910-b923-51db9d27e59f')))
+g.add((URIRef('scheme'), vann['preferredNamespaceUri'], rdflib.term.URIRef('https://w3id.org/kim/hochschulfaechersystematik/')))
+g.add((URIRef('scheme'), schema['isBasedOn'], rdflib.term.URIRef('http://bartoc.org/node/18919')))
+
+
+for idx, i in enumerate(dict_1st_level):
+    top_level = dict_1st_level[idx]['notation'].lstrip("0")
+    g.add((URIRef('n%s' % top_level), RDF['type'], skos['Concept']))
+    g.add((URIRef('n%s' % top_level), skos['topConceptOf'], (URIRef('scheme'))))
+    g.add((URIRef('n%s' % top_level), skos['prefLabel'], Literal(dict_1st_level[idx]['label'], lang='de')))
+    g.add((URIRef('n%s' % top_level), skos['notation'], Literal(top_level)))
+    for idx_2, i_2 in enumerate(dict_2nd_level):
+        if dict_2nd_level[idx_2]['broader'].lstrip("0") == top_level:
+            level_2_notation = dict_2nd_level[idx_2]['notation']
+            g.add((URIRef('n%s' % level_2_notation), RDF['type'], skos['Concept']))
+            g.add((URIRef('n%s' % level_2_notation), skos['prefLabel'], Literal(dict_2nd_level[idx_2]['label'], lang='de')))
+            g.add((URIRef('n%s' % level_2_notation), skos['broader'], (URIRef('n%s' % dict_2nd_level[idx_2]['broader'].lstrip('0')))))
+            g.add((URIRef('n%s' % level_2_notation), skos['notation'], Literal(level_2_notation)))
+            g.add((URIRef('n%s' % level_2_notation), skos['inScheme'], (URIRef('scheme'))))
+            for idx_3, i_3 in enumerate(dict_3rd_level):
+                if dict_3rd_level[idx_3]['broader'] == level_2_notation:
+                    level_3_notation = dict_3rd_level[idx_3]['notation']
+                    g.add((URIRef('n%s' % level_3_notation), RDF['type'], skos['Concept']))
+                    g.add((URIRef('n%s' % level_3_notation), skos['prefLabel'],Literal(dict_3rd_level[idx_3]['label'], lang='de')))
+                    g.add((URIRef('n%s' % level_3_notation), skos['notation'], Literal(level_3_notation)))
+                    g.add((URIRef('n%s' % level_3_notation), skos['inScheme'], (URIRef('scheme'))))
+                    g.add((URIRef('n%s' % level_3_notation), skos['broader'], (URIRef('n%s' % dict_3rd_level[idx_3]['broader'].lstrip('0')))))
+
+g.add((URIRef('n0'), RDF['type'], skos['Concept']))
+g.add((URIRef('n0'), skos['prefLabel'], Literal('Fachübergreifend', lang='de')))
+g.add((URIRef('n0'), skos['notation'], Literal('0')))
+g.add((URIRef('n0'), skos['topConceptOf'], (URIRef('scheme'))))
+
+g.serialize('hochschulfaechersystematik.ttl', format='turtle')
+