update destatis

compare_destatis_versions.py

@@ -0,0 +1,40 @@
+from rdflib import Graph
+import csv
+
+current_classification = "https://raw.githubusercontent.com/dini-ag-kim/hochschulfaechersystematik/master/hochschulfaechersystematik.ttl"
+new_classification = "hochschulfaechersystematik.ttl" # path of the newly created version
+
+data_old = Graph().parse(current_classification, format="ttl")
+data_new = Graph().parse(new_classification, format="ttl")
+
+query = """
+    PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
+
+    SELECT ?notation ?prefLabel
+    WHERE {
+        ?s skos:notation ?notation.
+        ?s skos:prefLabel ?prefLabel . 
+        FILTER langmatches(lang(?prefLabel) , 'de')
+    }
+"""
+
+new_notation_output = open("new_notations.csv", "w")
+changed_label_output = open("changed_labels.csv", "w")
+deprecated_notation_output = open("deprecated_notations.csv", "w")
+
+old_dict = {}
+for r in data_old.query(query):
+    old_dict.update({str(r['notation']): str(r['prefLabel'])})
+
+for r in data_new.query(query):
+    new_notation = str(r['notation'])
+    new_preflabel = str(r['prefLabel'])
+    if new_notation in old_dict.keys():
+        if new_preflabel != old_dict[new_notation]:
+            changed_label_output.write(new_notation + ";" + new_preflabel + ";Old label: " + old_dict[new_notation] + "\n" )
+        del old_dict[new_notation]
+    else:
+        new_notation_output.write(new_notation + ";" + new_preflabel + "\n")
+
+for k, v in old_dict.items():
+    csv.writer(deprecated_notation_output, delimiter=";").writerow([k,v])

create_faechersystematik_ttl.py

@@ -0,0 +1,145 @@
+import pandas as pd
+import rdflib.term
+from rdflib import Graph, Literal, RDF, URIRef, Namespace, DCTERMS
+import logging
+
+def extract_preflabel_translations(current_ttl):
+    pref_label_dict_list = []
+    g_old = Graph()
+    g_old.parse(current_ttl, format="ttl")
+    qres = g_old.query(
+        """
+        PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
+
+        SELECT DISTINCT ?label_en ?label_uk ?concept
+           WHERE {
+               ?concept a skos:Concept ;
+                    skos:prefLabel ?label ;
+                    skos:prefLabel ?label_en ; 
+                    skos:prefLabel ?label_uk . 
+
+                FILTER(lang(?label_en)="en") 
+                FILTER(lang(?label_uk)="uk")
+           }""")
+    for row in qres:
+        notation = row.concept.replace("https://w3id.org/kim/hochschulfaechersystematik/n","")
+        pref_label_dict = {notation: {"label_en": f"{row.label_en}", "label_uk": f"{row.label_uk}"}}
+        pref_label_dict_list.append(pref_label_dict)
+    return pref_label_dict_list
+
+def add_pref_labels_lang(level_dict_list, current_pref_labels_dict):
+    for idx, i in enumerate(level_dict_list):
+        notation = level_dict_list[idx]['notation']
+        if notation in current_pref_labels_dict:
+            for k,v in current_pref_labels_dict.items():
+                pref_label_en = v.get("label_en")
+                pref_label_uk = v.get("label_uk")
+                level_dict_list[idx].update({"label_en": pref_label_en, "label_uk": pref_label_uk})
+    return level_dict_list
+
+
+# extract translations of prefLabels
+current_hfs_file = "https://github.com/dini-ag-kim/hochschulfaechersystematik/blob/master/hochschulfaechersystematik.ttl?raw=true"
+lang_preflabel_list = extract_preflabel_translations(current_hfs_file)
+
+# extract hfs data from destatis files
+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"])
+
+# remove duplicate, unused notation 10 from top level
+df_1st_level = df_1st_level[df_1st_level.notation !="10"]
+
+# remove of "10" subordinate notations from 2nd and 3rd level
+df_2nd_level = df_2nd_level[df_2nd_level.broader !="10"]
+df_3rd_level = df_3rd_level[df_3rd_level.broader !="83"]
+
+df_1st_level['notation'] = df_1st_level['notation'].str.lstrip("0")
+df_2nd_level['broader'] = df_2nd_level['broader'].str.lstrip("0")
+
+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")
+
+# add translations from current hfs to dictionaries
+for lang_preflabel_dict in lang_preflabel_list:
+    dict_1st_level = add_pref_labels_lang(dict_1st_level, lang_preflabel_dict)
+    dict_2nd_level = add_pref_labels_lang(dict_2nd_level, lang_preflabel_dict)
+    dict_3rd_level = add_pref_labels_lang(dict_3rd_level, lang_preflabel_dict)
+
+g = Graph()
+
+# namespaces
+base = Namespace('https://w3id.org/kim/hochschulfaechersystematik/')
+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)
+g = Graph(base=base)
+
+#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'], Literal('https://w3id.org/kim/hochschulfaechersystematik/')))
+g.add((URIRef('scheme'), vann['preferredNamespacePrefix'], Literal('hfs')))
+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']
+    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')))
+    if dict_1st_level[idx].get('label_en'):
+        g.add((URIRef('n%s' % top_level), skos['prefLabel'], Literal(dict_1st_level[idx]['label_en'], lang='en')))
+        g.add((URIRef('n%s' % top_level), skos['prefLabel'], Literal(dict_1st_level[idx]['label_uk'], lang='uk')))
+        g.add((URIRef('n%s' % top_level), skos['notation'], Literal(top_level)))
+    else:
+        logging.warning("No translation for {notation}".format(notation=top_level))
+    g.add((URIRef('scheme'), skos['hasTopConcept'], (URIRef('n%s' % top_level))))
+    for idx_2, i_2 in enumerate(dict_2nd_level):
+        if dict_2nd_level[idx_2]['broader'] == 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')))
+            if dict_2nd_level[idx_2].get('label_en'):
+                g.add((URIRef('n%s' % level_2_notation), skos['prefLabel'], Literal(dict_2nd_level[idx_2]['label_en'], lang='en')))
+                g.add((URIRef('n%s' % level_2_notation), skos['prefLabel'], Literal(dict_2nd_level[idx_2]['label_uk'], lang='uk')))
+            else:
+                logging.warning("No translation for {notation}".format(notation=level_2_notation))
+            g.add((URIRef('n%s' % level_2_notation), skos['broader'], (URIRef('n%s' % dict_2nd_level[idx_2]['broader']))))
+            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')))
+                    if dict_3rd_level[idx_3].get('label_en'):
+                        g.add((URIRef('n%s' % level_3_notation), skos['prefLabel'],Literal(dict_3rd_level[idx_3]['label_en'], lang='en')))
+                        g.add((URIRef('n%s' % level_3_notation), skos['prefLabel'],Literal(dict_3rd_level[idx_3]['label_uk'], lang='uk')))
+                    else:
+                        logging.warning("No translation for {notation}".format(notation=level_3_notation))
+                    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']))))
+
+g.add((URIRef('n0'), RDF['type'], skos['Concept']))
+g.add((URIRef('n0'), skos['prefLabel'], Literal('Fachübergreifend', lang='de')))
+g.add((URIRef('n0'), skos['prefLabel'], Literal('Interdisciplinary', lang='en')))
+g.add((URIRef('n0'), skos['prefLabel'], Literal('Міждисциплінарний', lang='uk')))
+g.add((URIRef('n0'), skos['topConceptOf'], (URIRef('scheme'))))
+g.add((URIRef('n0'), skos['notation'], Literal('0')))
+g.add((URIRef('scheme'), skos['hasTopConcept'], (URIRef('n0'))))
+g.bind("dct", DCTERMS)
+g.serialize('hochschulfaechersystematik.ttl', format='turtle')