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Fix: convert kimi int4 to bf16 #1541

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Fix: convert kimi int4 to bf16 #1541

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20 changes: 14 additions & 6 deletions tools/convert_k2_thinking_int4_to_bf16.py → tools/convert_kimi_int4_to_bf16.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
"""
Usage:
------
python convert_k2_thinking_int4_to_bf16.py [-h] --model-dir MODEL_DIR [--output-dir OUTPUT_DIR]
python convert_kimi_int4_to_bf16.py [-h] --model-dir MODEL_DIR [--output-dir OUTPUT_DIR]
[--files FILE [FILE ...]] [--config-path CONFIG_PATH]
[--overwrite]
options:
Expand All @@ -20,7 +20,8 @@

Example:
--------
python convert_k2_thinking_int4_to_bf16.py --model-dir /Kimi-K2-Thinking --output-dir /Kimi-K2-Thinking-bf16
python convert_kimi_int4_to_bf16.py --model-dir /Kimi-K2-Thinking --output-dir /Kimi-K2-Thinking-bf16
python convert_kimi_int4_to_bf16.py --model-dir /Kimi-K2.5 --output-dir /Kimi-K2.5-bf16
"""

import argparse
Expand All @@ -40,10 +41,11 @@ def _load_config(model_dir: str, config_path: str | None) -> tuple[int, int, int
cfg_path = config_path or os.path.join(model_dir, "config.json")
with open(cfg_path) as f:
cfg = json.load(f)
hidden_size = int(cfg.get("hidden_size"))
inter_size = int(cfg.get("moe_intermediate_size"))
loader = cfg.get("text_config", cfg)
hidden_size = int(loader.get("hidden_size"))
inter_size = int(loader.get("moe_intermediate_size"))
group_size = int(
cfg.get("quantization_config", {})
loader.get("quantization_config", {})
.get("config_groups", {})
.get("group_0", {})
.get("weights", {})
Expand Down Expand Up @@ -218,7 +220,13 @@ def main():
dst_path = os.path.join(output_dir, fname)
if fname == "model.safetensors.index.json":
continue
if fname.endswith(".json") or fname.endswith(".py") or fname.startswith("tokenizer"):
if (
fname.endswith(".json")
or fname.endswith(".py")
or fname.startswith("tokenizer")
or fname.endswith(".jinja")
or fname.endswith(".model")
):
shutil.copy2(src_path, dst_path)

# Generate new index
Expand Down