fix: use precise tuple[str, str] type annotation for _PRESERVED_NONE_FIELDS

2026-02-21 11:34:30 -08:00 · 2026-02-21 11:34:30 -08:00 · f976a01fce
commit f976a01fce
parent c071e01fb6
1 changed files with 1 additions and 1 deletions
--- a/litellm/proxy/utils.py
+++ b/litellm/proxy/utils.py
@ -4565,7 +4565,7 @@ def validate_model_access(
            )


-_PRESERVED_NONE_FIELDS: List[tuple] = [
+_PRESERVED_NONE_FIELDS: List[tuple[str, str]] = [
    ("message", "content"),  # null when tool_calls present (issue #6677)
    ("message", "role"),  # always required by OpenAI spec
    ("delta", "content"),  # null in streaming chunks