Fix ty in CI (#3470)

Author: Wauplin

src/huggingface_hub/hf_api.py

@@ -392,7 +392,7 @@ class CommitInfo(str):
 
     # Computed from `pr_url` in `__post_init__`
     pr_revision: Optional[str] = field(init=False)
-    pr_num: Optional[str] = field(init=False)
+    pr_num: Optional[int] = field(init=False)
 
     def __new__(cls, *args, commit_url: str, **kwargs):
         return str.__new__(cls, commit_url)

src/huggingface_hub/hf_file_system.py

@@ -660,7 +660,7 @@ def modified(self, path: str, **kwargs) -> datetime:
         Returns:
             `datetime`: Last commit date of the file.
         """
-        info = self.info(path, **{**kwargs, "expand_info": True})
+        info = self.info(path, **{**kwargs, "expand_info": True})  # type: ignore
         return info["last_commit"]["date"]
 
     def info(self, path: str, refresh: bool = False, revision: Optional[str] = None, **kwargs) -> dict[str, Any]:

src/huggingface_hub/repocard_data.py

@@ -387,7 +387,7 @@ def __init__(
     def _to_dict(self, data_dict):
         """Format the internal data dict. In this case, we convert eval results to a valid model index"""
         if self.eval_results is not None:
-            data_dict["model-index"] = eval_results_to_model_index(self.model_name, self.eval_results)
+            data_dict["model-index"] = eval_results_to_model_index(self.model_name, self.eval_results)  # type: ignore
             del data_dict["eval_results"], data_dict["model_name"]