[REF] spec_driven_model: Avoid error Flake8 E721 do not compare types…

…, for exact checks use / , for instance checks use , necessary for the new version of pre-commit.

spec_driven_model/models/spec_export.py

@@ -149,7 +149,7 @@ def _export_field(self, xsd_field, class_obj, field_spec, export_value=None):
             return self._export_float_monetary(
                 xsd_field, xsd_type, class_obj, xsd_required, export_value
             )
-        elif type(self[xsd_field]) == str:
+        elif type(self[xsd_field]) is str:
             return self[xsd_field].strip()
         else:
             return self[xsd_field]