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[FIX] ovis_1_6 quantization #2131

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Merged
merged 1 commit into from
Oct 28, 2025
Merged

[FIX] ovis_1_6 quantization #2131

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2 changes: 2 additions & 0 deletions gptqmodel/looper/stage_inputs_capture.py
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Original file line number Diff line number Diff line change
Expand Up @@ -187,6 +187,8 @@ def store_input_hook(module, args, kwargs):
**example,
**self.gptq_model.INPUT_EMBEDDING_EXTRA_ARGS,
)
elif is_ovis:
self.gptq_model.model.generate(inputs=example.pop("input_ids"), **example)
else:
self.gptq_model.model(**example, use_cache=use_cache)
except StopForward:
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18 changes: 16 additions & 2 deletions gptqmodel/models/definitions/ovis.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
from ...utils.model import MODALITY, move_to
from .._const import CPU
from ..base import BaseQModel
from ...utils.offload import offload_to_disk


class OvisQModel(BaseQModel):
Expand Down Expand Up @@ -48,11 +49,24 @@ def monkey_patch(self):
self.model.visual_tokenizer = self.model.visual_tokenizer.to(dtype=self.model.llm.dtype)
self.model.vte = self.model.vte.to(dtype=self.model.llm.dtype)

self.model.llm.generation_config.max_length = 8192

def pre_quantize_generate_hook_start(self):
self.model.visual_tokenizer = move_to(self.model.visual_tokenizer, device=self.quantize_config.device)
self.model.vte = move_to(self.model.vte, device=self.quantize_config.device)
self.shell_module_materialize(self.model.visual_tokenizer, self.quantize_config.device)
self.shell_module_materialize(self.model.vte, self.quantize_config.device)

def pre_quantize_generate_hook_end(self):
if self.quantize_config.offload_to_disk:
offload_to_disk(model=self.model,
module=self.model.visual_tokenizer,
disk_path=self.quantize_config.offload_to_disk_path,
)
offload_to_disk(model=self.model,
module=self.model.vte,
disk_path=self.quantize_config.offload_to_disk_path,
)
return

self.model.visual_tokenizer = move_to(self.model.visual_tokenizer, device=CPU)
self.model.vte = move_to(self.model.vte, device=CPU)

Expand Down