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Loosened Encoding.encode*_batch's input types #455

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Loosened Encoding.encode*_batch's input types #455

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5fa5ebe
Loosened input types on Encoding's encode functions
jamesbraza Oct 9, 2025
f9dca60
Created CHANGELOG entry
jamesbraza Oct 9, 2025
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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@

This is the changelog for the open source version of tiktoken.

## [v0.13.0]

- Loosened `Encoding`'s batch encoding methods' typing to allow for `Sequence`

## [v0.12.0]
- Build wheels for Python 3.14
- Build musllinux aarch64 wheels
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4 changes: 2 additions & 2 deletions tiktoken/core.py
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Expand Up @@ -158,7 +158,7 @@ def encode_to_numpy(
buffer = self._core_bpe.encode_to_tiktoken_buffer(text, allowed_special)
return np.frombuffer(buffer, dtype=np.uint32)

def encode_ordinary_batch(self, text: list[str], *, num_threads: int = 8) -> list[list[int]]:
def encode_ordinary_batch(self, text: Sequence[str], *, num_threads: int = 8) -> list[list[int]]:
"""Encodes a list of strings into tokens, in parallel, ignoring special tokens.

This is equivalent to `encode_batch(text, disallowed_special=())` (but slightly faster).
Expand All @@ -174,7 +174,7 @@ def encode_ordinary_batch(self, text: list[str], *, num_threads: int = 8) -> lis

def encode_batch(
self,
text: list[str],
text: Sequence[str],
*,
num_threads: int = 8,
allowed_special: Literal["all"] | AbstractSet[str] = set(), # noqa: B006
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