Fix ruff error

Author: ali-sedaghatbaf

src/neo4j_graphrag/experimental/components/data_loader.py

@@ -138,4 +138,3 @@ async def run(
                 document_type=DocumentType.MARKDOWN,
             ),
         )
-

tests/unit/experimental/components/test_data_loader.py

@@ -176,6 +176,7 @@ def test_pdf_loader_backward_compat_reexport_module() -> None:
         DataLoader as DataLoaderDirect,
         PdfLoader as PdfLoaderDirect,
     )
+
     with pytest.warns(DeprecationWarning, match="pdf_loader"):
         from neo4j_graphrag.experimental.components.pdf_loader import (
             DataLoader as DataLoaderReexport,

tests/unit/experimental/pipeline/config/template_pipeline/test_simple_kg_builder.py

@@ -61,11 +61,15 @@ def test_simple_kg_pipeline_config_file_loader_from_file_is_true() -> None:
 
 
 @pytest.mark.asyncio
-async def test_simple_kg_pipeline_config_default_file_loader_supports_markdown() -> None:
+async def test_simple_kg_pipeline_config_default_file_loader_supports_markdown() -> (
+    None
+):
     config = SimpleKGPipelineConfig(from_file=True)
     loader = config._get_file_loader()
     assert loader is not None
-    doc = await loader.run(filepath="tests/unit/experimental/components/sample_data/hello.md")
+    doc = await loader.run(
+        filepath="tests/unit/experimental/components/sample_data/hello.md"
+    )
     assert doc.document_info.document_type == DocumentType.MARKDOWN