assert s_type to be BytesHasher when working with rotated images

python-threatexchange/threatexchange/cli/match_cmd.py

@@ -278,15 +278,13 @@ def _match_file(
     rotated_images: t.Dict[RotationType, bytes] = PhotoContent.all_simple_rotations(
         image_data
     )
-    all_matches = []
+
+    assert issubclass(s_type, BytesHasher)
+
+    all_matches: t.Sequence[_IndexMatchWithRotation] = []
 
     for rotation_type, rotated_bytes in rotated_images.items():
-        # Create a temporary file to hold the image bytes
-        with tempfile.NamedTemporaryFile() as temp_file:
-            temp_file.write(rotated_bytes)
-            temp_file_path = pathlib.Path(temp_file.name)
-            matches = index.query(s_type.hash_from_file(temp_file_path))
-            temp_file_path.unlink()  # Clean up the temporary file
+        matches = index.query(s_type.hash_from_bytes(rotated_bytes))
 
         # Add rotation information if any matches were found
         matches_with_rotations = []