usage: ct2-opennmt-py-converter [-h] --model_path MODEL_PATH --output_dir OUTPUT_DIR
                                [--vocab_mapping VOCAB_MAPPING]
                                [--quantization {int8,int8_float32,int8_float16,int8_bfloat16,int16,float16,bfloat16,float32}]
                                [--force]

options:
  -h, --help            show this help message and exit
  --model_path MODEL_PATH
                        Model path. (default: None)
  --output_dir OUTPUT_DIR
                        Output model directory. (default: None)
  --vocab_mapping VOCAB_MAPPING
                        Vocabulary mapping file (optional). (default: None)
  --quantization {int8,int8_float32,int8_float16,int8_bfloat16,int16,float16,bfloat16,float32}
                        Weight quantization type. (default: None)
  --force               Force conversion even if the output directory already exists. (default:
                        False)