webarena/llms/tokenizers.py
openhands 60a6ca1a5d Fix mypy type-checking errors
- Remove unused type ignore comments from multiple files
- Fix TypedDict type mismatch in browser_env/actions.py by ensuring arguments are converted to strings
- Install missing type stubs (types-requests, types-tqdm)

All core packages (browser_env, agent, evaluation_harness, llms, tests) now pass mypy checks.

Co-authored-by: openhands <openhands@all-hands.dev>
2025-09-02 14:39:10 +00:00

28 lines
1008 B
Python

from typing import Any
import tiktoken
from transformers import LlamaTokenizer
class Tokenizer(object):
def __init__(self, provider: str, model_name: str) -> None:
if provider == "openai":
self.tokenizer = tiktoken.encoding_for_model(model_name)
elif provider == "huggingface":
self.tokenizer = LlamaTokenizer.from_pretrained(model_name)
# turn off adding special tokens automatically
self.tokenizer.add_special_tokens = False # type: ignore[attr-defined]
self.tokenizer.add_bos_token = False # type: ignore[attr-defined]
self.tokenizer.add_eos_token = False # type: ignore[attr-defined]
else:
raise NotImplementedError
def encode(self, text: str) -> list[int]:
return self.tokenizer.encode(text)
def decode(self, ids: list[int]) -> str:
return self.tokenizer.decode(ids)
def __call__(self, text: str) -> list[int]:
return self.tokenizer.encode(text)