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Reset DecodingPress state when exiting context manager #192

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Merged
maxjeblick merged 1 commit into from
Mar 12, 2026
Merged

Reset DecodingPress state when exiting context manager #192

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10 changes: 10 additions & 0 deletions kvpress/presses/decoding_press.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,10 +3,12 @@

import logging
from collections import defaultdict
from contextlib import contextmanager
from dataclasses import dataclass

import torch
import torch.nn as nn
from transformers import PreTrainedModel
from transformers.cache_utils import QuantizedCache

from kvpress.presses.adakv_press import AdaKVPress
Expand Down Expand Up @@ -179,6 +181,14 @@ def reset(self):
self.hidden_states_buffer = defaultdict(list)
self.layer_step_counts = defaultdict(int)

@contextmanager
def __call__(self, model: PreTrainedModel):
try:
with super().__call__(model):
yield
finally:
self.reset()

def _find_target_compression_ratio(self, q_len: int, target_tokens: int) -> float:
"""
Find the compression ratio that results in exactly target_tokens after int() rounding.
Expand Down
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