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refactor(router): return fallback chain early instead of rebinding it

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Co-Authored-By: Ishaan Jaffer <155045088+ishaan-berri@users.noreply.github.com>
This commit is contained in:
Devin AI 2026-10-10 02:38:18 +00:00
parent 029af2d6d0
commit d3129d89ed
1 changed files with 9 additions and 10 deletions
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19
litellm/router_utils/fallback_event_handlers.py
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@ -585,16 +585,15 @@ def get_fallback_model_group(fallbacks: list[Any], model_group: str) -> tuple[li
generic_fallback_idx = idx
elif isinstance(item, str):
fallback_model_group = [item]
## if none, check for generic fallback
if fallback_model_group is None:
if stripped_model_fallback is not None:
fallback_model_group = stripped_model_fallback
elif provider_wildcard_fallback_idx is not None:
fallback_model_group = next(iter(fallbacks[provider_wildcard_fallback_idx].values()))
elif generic_fallback_idx is not None:
fallback_model_group = fallbacks[generic_fallback_idx]["*"]
return fallback_model_group, generic_fallback_idx
if fallback_model_group is not None:
return fallback_model_group, generic_fallback_idx
if stripped_model_fallback is not None:
return stripped_model_fallback, generic_fallback_idx
if provider_wildcard_fallback_idx is not None:
return next(iter(fallbacks[provider_wildcard_fallback_idx].values())), generic_fallback_idx
if generic_fallback_idx is not None:
return fallbacks[generic_fallback_idx]["*"], generic_fallback_idx
return None, None
PROVIDER_SCOPED_RESOURCE_KEYS: Final = ("input_file_id", "training_file", "batch_id", "file_id", "fine_tuning_job_id")