fix: add AWS_REGION by default to deltalake storage_options (#2315)

Author: jaidisido

awswrangler/s3/_read_deltalake.py

@@ -22,6 +22,7 @@ def _set_default_storage_options_kwargs(
     boto3_session: Optional[boto3.Session], s3_additional_kwargs: Optional[Dict[str, Any]]
 ) -> Dict[str, Any]:
     defaults = {key.upper(): value for key, value in _utils.boto3_to_primitives(boto3_session=boto3_session).items()}
+    defaults["AWS_REGION"] = defaults.pop("REGION_NAME")
     s3_additional_kwargs = s3_additional_kwargs or {}
     return {
         **defaults,

awswrangler/s3/_write_deltalake.py

@@ -23,6 +23,7 @@ def _set_default_storage_options_kwargs(
     boto3_session: Optional[boto3.Session], s3_additional_kwargs: Optional[Dict[str, Any]], s3_allow_unsafe_rename: bool
 ) -> Dict[str, Any]:
     defaults = {key.upper(): value for key, value in _utils.boto3_to_primitives(boto3_session=boto3_session).items()}
+    defaults["AWS_REGION"] = defaults.pop("REGION_NAME")
     s3_additional_kwargs = s3_additional_kwargs or {}
     return {
         **defaults,