WIP: Migration to async_pymongo

modules/exif_reader.py

@@ -1,4 +1,6 @@
 import contextlib
+from pathlib import Path
+from typing import Mapping, Union
 
 from exif import Image
 
@@ -21,7 +23,7 @@ def decimal_coords(coords: float, ref: str) -> float:
     return round(decimal_degrees, 5)
 
 
-def extract_location(filepath: str) -> dict:
+def extract_location(filepath: Union[str, Path]) -> Mapping[str, float]:
     """Get location data from image
 
     ### Args: