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Use main in conversion script #25973

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Merged
ydshieh merged 2 commits into from
Sep 5, 2023
Merged

Use main in conversion script #25973

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3519553
fix
ydshieh Sep 5, 2023
643de72
fix
ydshieh Sep 5, 2023
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113 changes: 57 additions & 56 deletions src/transformers/models/falcon/convert_custom_code_checkpoint.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,65 +9,66 @@
without needing trust_remote_code=True.
"""

parser = ArgumentParser()
parser.add_argument(
"--checkpoint_dir",
type=Path,
required=True,
help="Directory containing a custom code checkpoint to convert to a modern Falcon checkpoint.",
)
args = parser.parse_args()

if not args.checkpoint_dir.is_dir():
raise ValueError("--checkpoint_dir argument should be a directory!")

if (
not (args.checkpoint_dir / "configuration_RW.py").is_file()
or not (args.checkpoint_dir / "modelling_RW.py").is_file()
):
raise ValueError(
"The model directory should contain configuration_RW.py and modelling_RW.py files! Are you sure this is a custom code checkpoint?"
if __name__ == "__main__":
parser = ArgumentParser()
parser.add_argument(
"--checkpoint_dir",
type=Path,
required=True,
help="Directory containing a custom code checkpoint to convert to a modern Falcon checkpoint.",
)
(args.checkpoint_dir / "configuration_RW.py").unlink()
(args.checkpoint_dir / "modelling_RW.py").unlink()
args = parser.parse_args()

config = args.checkpoint_dir / "config.json"
text = config.read_text()
text = text.replace("RWForCausalLM", "FalconForCausalLM")
text = text.replace("RefinedWebModel", "falcon")
text = text.replace("RefinedWeb", "falcon")
json_config = json.loads(text)
del json_config["auto_map"]
if not args.checkpoint_dir.is_dir():
raise ValueError("--checkpoint_dir argument should be a directory!")

if "n_head" in json_config:
json_config["num_attention_heads"] = json_config.pop("n_head")
if "n_layer" in json_config:
json_config["num_hidden_layers"] = json_config.pop("n_layer")
if "n_head_kv" in json_config:
json_config["num_kv_heads"] = json_config.pop("n_head_kv")
json_config["new_decoder_architecture"] = True
else:
json_config["new_decoder_architecture"] = False
bos_token_id = json_config.get("bos_token_id", 1)
eos_token_id = json_config.get("eos_token_id", 2)
config.unlink()
config.write_text(json.dumps(json_config, indent=2, sort_keys=True))
if (
not (args.checkpoint_dir / "configuration_RW.py").is_file()
or not (args.checkpoint_dir / "modelling_RW.py").is_file()
):
raise ValueError(
"The model directory should contain configuration_RW.py and modelling_RW.py files! Are you sure this is a custom code checkpoint?"
)
(args.checkpoint_dir / "configuration_RW.py").unlink()
(args.checkpoint_dir / "modelling_RW.py").unlink()

tokenizer_config = args.checkpoint_dir / "tokenizer_config.json"
if tokenizer_config.is_file():
text = tokenizer_config.read_text()
config = args.checkpoint_dir / "config.json"
text = config.read_text()
text = text.replace("RWForCausalLM", "FalconForCausalLM")
text = text.replace("RefinedWebModel", "falcon")
text = text.replace("RefinedWeb", "falcon")
json_config = json.loads(text)
if json_config["tokenizer_class"] == "PreTrainedTokenizerFast":
json_config["model_input_names"] = ["input_ids", "attention_mask"]
tokenizer_config.unlink()
tokenizer_config.write_text(json.dumps(json_config, indent=2, sort_keys=True))
del json_config["auto_map"]

if "n_head" in json_config:
json_config["num_attention_heads"] = json_config.pop("n_head")
if "n_layer" in json_config:
json_config["num_hidden_layers"] = json_config.pop("n_layer")
if "n_head_kv" in json_config:
json_config["num_kv_heads"] = json_config.pop("n_head_kv")
json_config["new_decoder_architecture"] = True
else:
json_config["new_decoder_architecture"] = False
bos_token_id = json_config.get("bos_token_id", 1)
eos_token_id = json_config.get("eos_token_id", 2)
config.unlink()
config.write_text(json.dumps(json_config, indent=2, sort_keys=True))

tokenizer_config = args.checkpoint_dir / "tokenizer_config.json"
if tokenizer_config.is_file():
text = tokenizer_config.read_text()
json_config = json.loads(text)
if json_config["tokenizer_class"] == "PreTrainedTokenizerFast":
json_config["model_input_names"] = ["input_ids", "attention_mask"]
tokenizer_config.unlink()
tokenizer_config.write_text(json.dumps(json_config, indent=2, sort_keys=True))

generation_config_path = args.checkpoint_dir / "generation_config.json"
generation_dict = {
"_from_model_config": True,
"bos_token_id": bos_token_id,
"eos_token_id": eos_token_id,
"transformers_version": "4.33.0.dev0",
}
generation_config_path.write_text(json.dumps(generation_dict, indent=2, sort_keys=True))
print("Done! Please double-check that the new checkpoint works as expected.")
generation_config_path = args.checkpoint_dir / "generation_config.json"
generation_dict = {
"_from_model_config": True,
"bos_token_id": bos_token_id,
"eos_token_id": eos_token_id,
"transformers_version": "4.33.0.dev0",
}
generation_config_path.write_text(json.dumps(generation_dict, indent=2, sort_keys=True))
print("Done! Please double-check that the new checkpoint works as expected.")