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[Refactor] litellm/init.py: lazy load encoding from main.py #18070

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Merged
AlexsanderHamir merged 2 commits into from
Dec 16, 2025
Merged

[Refactor] litellm/init.py: lazy load encoding from main.py #18070

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dfc0fbc
feat: lazy load encoding from main.py to avoid heavy tiktoken import
AlexsanderHamir Dec 16, 2025
28af0ed
fix: encoding undefined error
AlexsanderHamir Dec 16, 2025
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8 changes: 8 additions & 0 deletions litellm/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1628,6 +1628,14 @@ def __getattr__(name: str) -> Any:

return _lazy_import_llm_configs(name)

# Lazy load encoding from main.py to avoid heavy tiktoken import
if name == "encoding":
from .main import encoding as _encoding
# Cache it in the module's __dict__ for subsequent accesses
import sys
sys.modules[__name__].__dict__["encoding"] = _encoding
return _encoding

raise AttributeError(f"module {__name__!r} has no attribute {name!r}")


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