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pythondatasetsactive-learningtext-annotationdatasetnatural-language-processingdata-labelingmachine-learningannotation-tool
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53 lines
2.0 KiB
53 lines
2.0 KiB
import random
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from django.db.models import F
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from django.shortcuts import get_object_or_404
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from django_filters.rest_framework import DjangoFilterBackend
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from rest_framework import filters, generics, status
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from rest_framework.permissions import IsAuthenticated
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from rest_framework.response import Response
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from ..filters import DocumentFilter
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from ..models import Document, Project
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from ..permissions import IsInProjectReadOnlyOrAdmin
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from ..serializers import DocumentSerializer
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class DocumentList(generics.ListCreateAPIView):
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serializer_class = DocumentSerializer
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filter_backends = (DjangoFilterBackend, filters.SearchFilter, filters.OrderingFilter)
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search_fields = ('text',)
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ordering_fields = ('created_at', 'updated_at', 'doc_annotations__updated_at',
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'seq_annotations__updated_at', 'seq2seq_annotations__updated_at')
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filter_class = DocumentFilter
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permission_classes = [IsAuthenticated & IsInProjectReadOnlyOrAdmin]
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def get_queryset(self):
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project = get_object_or_404(Project, pk=self.kwargs['project_id'])
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queryset = project.documents
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if project.randomize_document_order:
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random.seed(self.request.user.id)
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value = random.randrange(2, 20)
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queryset = queryset.annotate(sort_id=F('id') % value).order_by('sort_id', 'id')
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else:
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queryset = queryset.order_by('id')
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return queryset
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def perform_create(self, serializer):
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project = get_object_or_404(Project, pk=self.kwargs['project_id'])
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serializer.save(project=project)
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def delete(self, request, *args, **kwargs):
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project = get_object_or_404(Project, pk=self.kwargs['project_id'])
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queryset = project.documents
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queryset.all().delete()
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return Response(status=status.HTTP_204_NO_CONTENT)
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class DocumentDetail(generics.RetrieveUpdateDestroyAPIView):
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queryset = Document.objects.all()
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serializer_class = DocumentSerializer
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lookup_url_kwarg = 'doc_id'
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permission_classes = [IsAuthenticated & IsInProjectReadOnlyOrAdmin]
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