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Add WA for exporting bos/eos token ids in rt_info #3289

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Add WA for exporting bos/eos token ids in rt_info #3289

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31 changes: 25 additions & 6 deletions demos/common/export_models/export_model.py
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Original file line number Diff line number Diff line change
Expand Up @@ -213,6 +213,17 @@ def add_common_arguments(parser):
]
}"""

def export_rerank(source_model, destination_path, precision):
optimum_command = "optimum-cli export openvino --disable-convert-tokenizer --model {} --task text-classification --weight-format {} --trust-remote-code {}".format(source_model, precision, destination_path)
if os.system(optimum_command):
raise ValueError("Failed to export rerank model", source_model)
from transformers import AutoTokenizer
hf_tokenizer = AutoTokenizer.from_pretrained(source_model)
specialTokensMap = {}
specialTokensMap["bos_token_id"] = hf_tokenizer.bos_token_id;
specialTokensMap["eos_token_id"] = hf_tokenizer.eos_token_id;
set_rt_info(destination_path, 'openvino_model.xml', 'config.json', specialTokensMap)

def export_rerank_tokenizer(source_model, destination_path, max_length):
import openvino as ov
from openvino_tokenizers import convert_tokenizer
Expand All @@ -222,17 +233,29 @@ def export_rerank_tokenizer(source_model, destination_path, max_length):
hf_tokenizer.save_pretrained(destination_path)
ov_tokenizer = convert_tokenizer(hf_tokenizer, add_special_tokens=False)
ov.save_model(ov_tokenizer, os.path.join(destination_path, "openvino_tokenizer.xml"))
specialTokensMap = {}
specialTokensMap["bos_token_id"] = hf_tokenizer.bos_token_id;
specialTokensMap["eos_token_id"] = hf_tokenizer.eos_token_id;
set_rt_info(destination_path, 'openvino_tokenizer.xml', 'tokenizer_config.json', specialTokensMap)

def set_rt_info(model_folder_path, model_filename, config_filename):
def set_rt_info(model_folder_path, model_filename, config_filename, specialTokensMap = {}):
import openvino as ov
model = ov.Core().read_model(os.path.join(model_folder_path, model_filename))
with open(os.path.join(model_folder_path, config_filename), 'r') as config_file:
config_data = json.load(config_file)
print(model_folder_path, model_filename)
didSetBosTokenId = False;
didSetEosTokenId = False;
for key, value in config_data.items():
print(str(key), str(value))
try:
model.set_rt_info(value, ['model_info', key])
except Exception as e:
model.set_rt_info(str(value), ['model_info', key])
if (key == "bos_token_id"): didSetBosTokenId = True
if (key == "eos_token_id"): didSetBosTokenId = True
if(not didSetBosTokenId): model.set_rt_info(specialTokensMap["bos_token_id"], ['model_info', "bos_token_id"])
if(not didSetEosTokenId): model.set_rt_info(specialTokensMap["eos_token_id"], ['model_info', "eos_token_id"])
temp_model_name = model_filename.replace('.xml', '_temp.xml')
ov.save_model(model, os.path.join(model_folder_path, temp_model_name))
del model
Expand Down Expand Up @@ -420,18 +443,14 @@ def export_rerank_model(model_repository_path, source_model, model_name, precisi
embeddings_path = os.path.join(model_repository_path, model_name,'rerank', version)
print("Exporting rerank model to ",embeddings_path)
if not os.path.isdir(embeddings_path) or args['overwrite_models']:
optimum_command = "optimum-cli export openvino --disable-convert-tokenizer --model {} --task text-classification --weight-format {} --trust-remote-code {}".format(source_model, precision, tmpdirname)
if os.system(optimum_command):
raise ValueError("Failed to export rerank model", source_model)
set_rt_info(tmpdirname, 'openvino_model.xml', 'config.json')
export_rerank(source_model, tmpdirname, precision)
os.makedirs(embeddings_path, exist_ok=True)
shutil.move(os.path.join(tmpdirname, 'openvino_model.xml'), os.path.join(embeddings_path, 'model.xml'))
shutil.move(os.path.join(tmpdirname, 'openvino_model.bin'), os.path.join(embeddings_path, 'model.bin'))
tokenizer_path = os.path.join(model_repository_path, model_name,'tokenizer', version)
print("Exporting tokenizer to ",tokenizer_path)
if not os.path.isdir(tokenizer_path) or args['overwrite_models']:
export_rerank_tokenizer(source_model, tmpdirname, max_doc_length)
set_rt_info(tmpdirname, 'openvino_tokenizer.xml', 'tokenizer_config.json')
os.makedirs(tokenizer_path, exist_ok=True)
shutil.move(os.path.join(tmpdirname, 'openvino_tokenizer.xml'), os.path.join(tokenizer_path, 'model.xml'))
shutil.move(os.path.join(tmpdirname, 'openvino_tokenizer.bin'), os.path.join(tokenizer_path, 'model.bin'))
Expand Down