black reformat, removed main, adapted yaml example

eole/bin/tools/LM_scoring.py

@@ -10,7 +10,6 @@
 from eole.constants import DefaultTokens, CorpusTask
 from eole.transforms import get_transforms_cls, make_transforms
 from eole.models.model import BaseModel
-from eole.decoders.ensemble import load_test_model as ensemble_load_test_model
 
 from argparse import ArgumentParser
 from eole.bin import BaseBin, register_bin
@@ -23,9 +22,6 @@
 Below is an example of settings of a config.yaml file
 
 verbose: false
-n_best: 3
-top_p: 0.9
-beam_size: 10
 world_size: 1
 gpu_ranks: [0]
 # use symlinks to last saved step
@@ -43,12 +39,7 @@
 class LMScoring(BaseBin):
     @classmethod
     def add_args(cls, parser):
-        parser.add_argument(
-            "-config",
-            "--config",
-            "-c",
-            required=False,
-            help="Path of main YAML config file.")
+        parser.add_argument("-config", "--config", "-c", required=False, help="Path of main YAML config file.")
 
     @classmethod
     def run(cls, args):
@@ -70,8 +61,7 @@ def run(cls, args):
         if len(config.gpu_ranks) > 1:
             logger.warning(f"gpu_ranks is {str(config.gpu_ranks)} but only the first one will be used.")
 
-        load_test_model = ensemble_load_test_model if len(config.model_path) > 1 else BaseModel.load_test_model
-        vocabs, model, model_opt = load_test_model(config, 0)
+        vocabs, model, model_opt = BaseModel.load_test_model(config, device.index)
         pad_token = vocabs["specials"].get("pad_token", DefaultTokens.PAD)
         padding_idx = vocabs["tgt"].tokens_to_ids[pad_token]
         criterion = torch.nn.CrossEntropyLoss(ignore_index=padding_idx, reduction="none")
@@ -133,10 +123,3 @@ def run(cls, args):
         ppl_file.close()
 
         os.system('paste "' + config.src + '" "' + config.output + '".ppl > "' + config.output + '"')
-
-
-if __name__ == "__main__":
-    parser = ArgumentParser()
-    LMScoring.add_args(parser)
-    args = parser.parse_args()
-    LMScoring.run(args)