fix(datasets/load): support pathlib.Path in data_file argument

src/hyfi/utils/datasets/load.py

@@ -3,6 +3,7 @@
 """
 import os
 from typing import Dict, Mapping, Optional, Sequence, Union
+from pathlib import Path
 
 import datasets as hfds
 import pandas as pd
@@ -136,7 +137,7 @@ def load_dataframes(
 
     @staticmethod
     def load_dataframe(
-        data_file: str,
+        data_file: Union[str, Path],
         data_dir: Optional[str] = None,
         filetype: Optional[str] = None,
         columns: Optional[Sequence[str]] = None,
@@ -150,6 +151,7 @@ def load_dataframe(
             dtype = {k: "str" for k in dtype}
         parse_dates = kwargs.pop("parse_dates", False)
 
+        data_file = str(data_file)
         if data_file.startswith("http"):
             filepath = data_file
         else: