Fix breaking tests

datacontract/cli.py

@@ -130,7 +130,7 @@ class ExportFormat(str, Enum):
 def export(
     format: Annotated[ExportFormat, typer.Option(help="The export format.")],
     server: Annotated[str, typer.Option(help="The server name to export.")] = None,
-    rdf_base: Annotated[Optional[str], typer.Option(help="The base URI used to generate the RDF graph.")] = "",
+    rdf_base: Annotated[Optional[str], typer.Option(help="[rdf] The base URI used to generate the RDF graph.")] = None,
     location: Annotated[
         str, typer.Argument(help="The location (url or path) of the data contract yaml.")] = "datacontract.yaml",
 ):

datacontract/data_contract.py

@@ -14,9 +14,9 @@
     to_dbt_sources_yaml, to_dbt_staging_sql
 from datacontract.export.jsonschema_converter import to_jsonschema
 from datacontract.export.odcs_converter import to_odcs
+from datacontract.export.rdf_converter import to_rdf
 from datacontract.export.sodacl_converter import to_sodacl
 from datacontract.imports.sql_importer import import_sql
-from datacontract.export.rdf_converter import to_rdf
 from datacontract.integration.publish_datamesh_manager import \
     publish_datamesh_manager
 from datacontract.lint import resolve
@@ -160,7 +160,7 @@ def get_data_contract_specification(self):
         return resolve.resolve_data_contract(self._data_contract_file, self._data_contract_str,
                                              self._data_contract, self._schema_location)
 
-    def export(self, export_format, rdf_base) -> str:
+    def export(self, export_format, rdf_base: str = None) -> str:
         data_contract = resolve.resolve_data_contract(self._data_contract_file, self._data_contract_str,
                                                       self._data_contract)
         if export_format == "jsonschema":