From 5b2546a34bc5ebb4f566eb3610eb59ddd297bf35 Mon Sep 17 00:00:00 2001
From: Celina Hanouti <hanouticelina@gmail.com>
Date: Tue, 18 Feb 2025 18:40:36 +0100
Subject: [PATCH] simplify typing

---
 src/huggingface_hub/utils/_xet.py | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/huggingface_hub/utils/_xet.py b/src/huggingface_hub/utils/_xet.py
index bb05e65f5a..f5628d0c0d 100644
--- a/src/huggingface_hub/utils/_xet.py
+++ b/src/huggingface_hub/utils/_xet.py
@@ -1,7 +1,5 @@
 from dataclasses import dataclass
-from typing import Dict, Optional, Union
-
-from requests.structures import CaseInsensitiveDict
+from typing import Dict, Optional
 
 from .. import constants
 from . import get_session, validate_hf_hub_args
@@ -16,9 +14,7 @@ class XetMetadata:
     file_hash: Optional[str] = None
 
 
-def parse_xet_headers(
-    headers: Union[Dict[str, str], CaseInsensitiveDict[str]],
-) -> Optional[XetMetadata]:
+def parse_xet_headers(headers: Dict[str, str]) -> Optional[XetMetadata]:
     """
     Parse XET metadata from the HTTP headers or return None if not found.