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[Model] Gemma4: map compressed-tensors packed MoE weight names - #9

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fix/gemma4-compressed-tensors-packed-moe
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[Model] Gemma4: map compressed-tensors packed MoE weight names#9
alexbi29 wants to merge 1 commit into
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fix/gemma4-compressed-tensors-packed-moe

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@alexbi29 alexbi29 commented Jun 1, 2026

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compressed-tensors emits underscore-suffixed packed MoE weight names (gate_up_proj_packed / _scale); convert to dot-separated form (gate_up_proj.weight_packed / .weight_scale) so expert_params_mapping matches during load. Needed for AWQ/compressed-tensors Gemma4 MoE checkpoints.

Split out of local commit 3cd2fb2f (logical unit 3/4).

AI assistance (Claude Code) was used.

compressed-tensors uses underscore suffixes for packed MoE weights
(gate_up_proj_packed / _scale); convert to dot-separated form
(gate_up_proj.weight_packed / .weight_scale) so expert_params_mapping matches.
Extracted from local commit 3cd2fb2f.

Co-authored-by: Claude <noreply@anthropic.com>
Signed-off-by: Alex Bilichenko <alexbi29@users.noreply.github.com>
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