Upload metric.py with huggingface_hub

metric.py

@@ -42,6 +42,7 @@ from .split_utils import __file__ as _
 from .splitters import __file__ as _
 from .standard import __file__ as _
 from .stream import __file__ as _
+from .string_operators import __file__ as _
 from .struct_data_operators import __file__ as _
 from .system_prompts import __file__ as _
 from .task import __file__ as _