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import copy |
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import csv |
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from io import StringIO |
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from pyramid.renderers import JSON |
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from pyramid_skosprovider.renderers import collection_adapter as skos_collection_adapter |
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from pyramid_skosprovider.renderers import concept_adapter as skos_concept_adapter |
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from pyramid_skosprovider.renderers import label_adapter as skos_label_adapter |
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from pyramid_skosprovider.renderers import note_adapter as skos_note_adapter |
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from pyramid_skosprovider.renderers import source_adapter as skos_source_adapter |
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from skosprovider.providers import VocabularyProvider |
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from skosprovider.skos import Collection as SkosCollection |
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from skosprovider.skos import Concept as SkosConcept |
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from skosprovider.skos import Label as SkosLabel |
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from skosprovider.skos import Note as SkosNote |
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from skosprovider.skos import Source as SkosSource |
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from skosprovider_sqlalchemy.models import Collection |
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from skosprovider_sqlalchemy.models import Concept |
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from skosprovider_sqlalchemy.models import ConceptScheme |
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from skosprovider_sqlalchemy.models import Label |
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from skosprovider_sqlalchemy.models import Language |
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from skosprovider_sqlalchemy.models import Note |
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from skosprovider_sqlalchemy.models import Source |
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from skosprovider_sqlalchemy.providers import SQLAlchemyProvider |
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from atramhasis.data.models import IDGenerationStrategy |
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class CSVRenderer: |
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def __init__(self, info): |
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pass |
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def __call__(self, value, system): |
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f_out = StringIO() |
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writer = csv.writer(f_out, delimiter=',', quoting=csv.QUOTE_ALL) |
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writer.writerow(value['header']) |
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writer.writerows(value['rows']) |
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resp = system['request'].response |
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resp.content_type = 'text/csv' |
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resp.content_disposition = 'attachment;filename="' + value['filename'] + '.csv"' |
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return f_out.getvalue() |
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json_renderer_verbose = JSON() |
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def conceptscheme_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.ConceptScheme` to json |
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:param skosprovider_sqlalchemy.models.ConceptScheme obj: The conceptscheme to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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scheme_id = request.matchdict['scheme_id'] |
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provider = request.skos_registry.get_provider(scheme_id) |
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language = request.params.get('language', request.locale_name) |
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label = obj.label(language) |
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return { |
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'id': obj.id, |
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'uri': obj.uri, |
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'label': label.label if label else None, |
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'subject': provider.metadata['subject'] if provider.metadata['subject'] else [], |
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'labels': obj.labels, |
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'notes': obj.notes, |
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'languages': obj.languages, |
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'sources': obj.sources |
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} |
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def concept_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Concept` to json with verbose relations. |
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:param skosprovider_sqlalchemy.models.Concept obj: The concept to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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matches = {} |
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for m in obj.matches: |
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key = m.matchtype.name[:m.matchtype.name.find('Match')] |
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if key not in matches: |
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matches[key] = [] |
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matches[key].append(m.uri) |
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language = request.params.get('language', request.locale_name) |
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label = obj.label(language) |
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return { |
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'id': obj.concept_id, |
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'type': obj.type, |
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'uri': obj.uri, |
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'label': label.label if label else None, |
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'labels': obj.labels, |
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'notes': obj.notes, |
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'sources': obj.sources, |
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'broader': [map_relation(c, language) for c in obj.broader_concepts], |
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'narrower': [map_relation(c, language) for c in obj.narrower_concepts], |
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'related': [map_relation(c, language) for c in obj.related_concepts], |
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'member_of': [map_relation(c, language) for c in obj.member_of], |
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'subordinate_arrays': [map_relation(c, language) for c in obj.narrower_collections], |
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'matches': matches |
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} |
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def collection_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Collection` to json with verbose relations. |
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:param skosprovider_sqlalchemy.models.Collection obj: The collection to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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language = request.params.get('language', request.locale_name) |
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label = obj.label(language) |
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return { |
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'id': obj.concept_id, |
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'type': obj.type, |
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'uri': obj.uri, |
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'label': label.label if label else None, |
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'notes': obj.notes, |
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'labels': obj.labels, |
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'sources': obj.sources, |
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'members': [map_relation(c, language) for c in obj.members], |
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'member_of': [map_relation(c, language) for c in obj.member_of], |
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'superordinates': [map_relation(c, language) for c in obj.broader_concepts], |
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'infer_concept_relations': obj.infer_concept_relations |
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} |
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def map_relation(thing, language='any'): |
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""" |
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Map thing in a relation, leaving out the relations (to avoid circular dependencies) |
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:param thing: the thing to map |
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:param language: language to use for the label |
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:rtype: :class:`dict` |
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""" |
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label = thing.label(language) |
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return { |
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'id': thing.concept_id, |
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'type': thing.type, |
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'uri': thing.uri, |
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'label': label.label if label else None |
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} |
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def label_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Label` to json. |
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:param skosprovider_sqlalchemy.models.Label obj: The label to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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return { |
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'label': obj.label, |
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'type': obj.labeltype_id, |
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'language': obj.language_id |
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} |
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def note_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Note` to json. |
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:param skosprovider_sqlalchemy.models.Note obj: The note to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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return { |
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'note': obj.note, |
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'type': obj.notetype_id, |
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'language': obj.language_id |
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} |
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def source_adapter(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Source` to json. |
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:param skosprovider_sqlalchemy.models.Source obj: The source to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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return { |
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'citation': obj.citation |
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} |
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def language_adaptor(obj, request): |
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""" |
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Adapter for rendering a :class:`skosprovider_sqlalchemy.models.Language` to json. |
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:param skosprovider_sqlalchemy.models.Language obj: The language to be rendered. |
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:param request: the current request |
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:rtype: :class:`dict` |
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""" |
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return { |
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'id': obj.id, |
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'name': obj.name |
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} |
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def provider_adapter(provider: VocabularyProvider, *_): |
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if provider.uri_generator: |
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uri_pattern = provider.uri_generator.pattern |
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else: |
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uri_pattern = None |
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metadata = copy.deepcopy(provider.metadata) |
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metadata.pop('id', None) |
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metadata.pop('conceptscheme_id', None) |
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data = { |
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'id': provider.metadata['id'], |
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'type': provider.__class__.__name__, |
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'conceptscheme_uri': provider.concept_scheme.uri, |
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'uri_pattern': uri_pattern, |
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'default_language': metadata.pop("default_language", None), |
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'subject': metadata.pop("subject", None), |
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'force_display_language': metadata.pop("atramhasis.force_display_language", None), |
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'metadata': metadata, |
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} |
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return data |
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def sa_provider_adapter(provider: SQLAlchemyProvider, *args): |
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data = provider_adapter(provider, *args) |
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strategy = data["metadata"].pop( |
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"atramhasis.id_generation_strategy", IDGenerationStrategy.NUMERIC |
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) |
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data['id_generation_strategy'] = strategy.name |
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data['expand_strategy'] = provider.expand_strategy |
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return data |
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json_renderer_verbose.add_adapter(ConceptScheme, conceptscheme_adapter) |
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json_renderer_verbose.add_adapter(Concept, concept_adapter) |
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json_renderer_verbose.add_adapter(Collection, collection_adapter) |
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json_renderer_verbose.add_adapter(Label, label_adapter) |
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json_renderer_verbose.add_adapter(Note, note_adapter) |
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json_renderer_verbose.add_adapter(Source, source_adapter) |
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json_renderer_verbose.add_adapter(Language, language_adaptor) |
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json_renderer_verbose.add_adapter(SkosConcept, skos_concept_adapter) |
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json_renderer_verbose.add_adapter(SkosCollection, skos_collection_adapter) |
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json_renderer_verbose.add_adapter(SkosLabel, skos_label_adapter) |
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json_renderer_verbose.add_adapter(SkosNote, skos_note_adapter) |
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json_renderer_verbose.add_adapter(SkosSource, skos_source_adapter) |
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json_renderer_verbose.add_adapter(VocabularyProvider, provider_adapter) |
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json_renderer_verbose.add_adapter(SQLAlchemyProvider, sa_provider_adapter) |
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