def METHOD_NAME(self, client, formrecognizer_training_data_classifier, **kwargs):
    set_bodiless_matcher()
    da_client = client.get_document_analysis_client()
    poller = client.begin_build_document_classifier(
        doc_types={
            "IRS-1040-A": ClassifierDocumentTypeDetails(
                source=BlobSource(
                    container_url=formrecognizer_training_data_classifier,
                    prefix="IRS-1040-A/train"
                )
            ),
            "IRS-1040-B": ClassifierDocumentTypeDetails(
                source=BlobSource(
                    container_url=formrecognizer_training_data_classifier,
                    prefix="IRS-1040-B/train"
                )
            ),
            "IRS-1040-C": ClassifierDocumentTypeDetails(
                source=BlobSource(
                    container_url=formrecognizer_training_data_classifier,
                    prefix="IRS-1040-C/train"
                )
            )
        },
    )
    classifier = poller.result()
    responses = []
    def callback(raw_response, _, headers):
        analyze_result = da_client._deserialize(AnalyzeResultOperation, raw_response)
        document = AnalyzeResult._from_generated(analyze_result.analyze_result)
        responses.append(analyze_result)
        responses.append(document)
    poller = da_client.begin_classify_document_from_url(
        classifier_id=classifier.classifier_id,
        document_url=self.irs_classifier_document_url,
        cls=callback
    )
    document = poller.result()
    raw_analyze_result = responses[0].analyze_result
    returned_model = responses[1]
    # Check AnalyzeResult
    assert returned_model.model_id == raw_analyze_result.model_id
    assert returned_model.api_version == raw_analyze_result.api_version
    assert returned_model.content == raw_analyze_result.content
    # check page range
    assert len(raw_analyze_result.pages) == len(returned_model.pages)
    assert len(returned_model.documents) == 2
    for doc in returned_model.documents:
        assert doc.doc_type
        assert doc.confidence is not None