add DOCUMENT_CONVERTERS

conll2003.py

@@ -4,7 +4,7 @@ import datasets
 import pytorch_ie.data.builder
 from pytorch_ie.annotations import LabeledSpan
 from pytorch_ie.core import AnnotationList, annotation_field
-from pytorch_ie.documents import TextDocument
+from pytorch_ie.documents import TextDocument, TextDocumentWithLabeledSpans
 from pytorch_ie.utils.span import tokens_and_tags_to_text_and_labeled_spans
 
 
@@ -35,6 +35,13 @@ class Conll2003(pytorch_ie.data.builder.GeneratorBasedBuilder):
         ),
     ]
 
+    DOCUMENT_CONVERTERS = {
+        TextDocumentWithLabeledSpans: {
+            # just rename the layer
+            "entities": "labeled_spans",
+        }
+    }
+
     def _generate_document_kwargs(self, dataset):
         return {"int_to_str": dataset.features["ner_tags"].feature.int2str}