




"""simple docstring"""





import os
import unittest

from transformers import is_torch_available
from transformers.testing_utils import require_sentencepiece, require_tokenizers, require_torch, slow, torch_device


if is_torch_available():
							import torch

							from transformers import GPTaLMHeadModel

@require_torch
@require_sentencepiece
@require_tokenizers
class  __lowercase    (     unittest.TestCase		):


				'''simple docstring'''


				@slow
				@unittest.skip('''Model is not available.''' )
				def  _lowerCamelCase   (				self				:       Union[str, Any] ):
										snake_case__    :   List[str]							     =   '''nvidia/megatron-gpt2-345m/'''
										if "MYDIR" in os.environ:
																snake_case__    :   Union[str, Any]							     =   os.path.join(os.environ['''MYDIR'''] ,SCREAMING_SNAKE_CASE_ )
										snake_case__    :   Any							     =   GPTaLMHeadModel.from_pretrained(SCREAMING_SNAKE_CASE_ )
										model.to(SCREAMING_SNAKE_CASE_ )
										model.half()

										snake_case__    :   Any							     =   torch.tensor(
										    [[1_0_1, 7_1_1_0, 1_0_0_5, 1_0_5_6, 2_0_2_3, 1_1_3_3_3, 1_7_4_1_3, 1_0_2_9, 1_0_2]] ,device=SCREAMING_SNAKE_CASE_ ,dtype=torch.long ,)

										with torch.no_grad():
																snake_case__    :   Optional[Any]							     =   model(SCREAMING_SNAKE_CASE_ ).logits

										snake_case__    :   Dict							     =   torch.Size((1, 9, 5_0_2_5_7) )
										self.assertEqual(output.shape ,SCREAMING_SNAKE_CASE_ )

										snake_case__    :   str							     =   torch.tensor(
										    [
										        4.9414,
										        -0.2920,
										        -1.2148,
										        -4.0273,
										        -0.5161,
										        -5.2109,
										        -1.2412,
										        -1.8301,
										        -1.7734,
										        -4.7148,
										        -0.2317,
										        -1.0811,
										        -2.1777,
										        0.4141,
										        -3.7969,
										        -4.0586,
										        -2.5332,
										        -3.3809,
										        4.3867,
										    ] ,device=SCREAMING_SNAKE_CASE_ ,dtype=torch.half ,)

										for i in range(1_9 ):
																snake_case__    :   str							     =   8 * i // 1_7, 2_7_9_2 * i  # along the diagonal
																snake_case__    :   Tuple							     =   output[0, r, c], expected_diag[i]
																snake_case__    :   Dict							     =   F'''row={r} col={c} computed={computed} expected={expected}'''
																self.assertAlmostEqual(SCREAMING_SNAKE_CASE_ ,SCREAMING_SNAKE_CASE_ ,delta=1E-4 ,msg=SCREAMING_SNAKE_CASE_ )





"""simple docstring"""





import argparse

import torch

from transformers import MraConfig, MraForMaskedLM

def 						lowerCAmelCase							(	lowerCamelCase						):
						'''simple docstring'''


						if "model" in orig_key:
												snake_case__    :   Union[str, Any]							     =   orig_key.replace('''model.''' ,     ''''''						)
						if "norm1" in orig_key:
												snake_case__    :   Union[str, Any]							     =   orig_key.replace('''norm1''' ,     '''attention.output.LayerNorm'''						)
						if "norm2" in orig_key:
												snake_case__    :   Dict							     =   orig_key.replace('''norm2''' ,     '''output.LayerNorm'''						)
						if "norm" in orig_key:
												snake_case__    :   int							     =   orig_key.replace('''norm''' ,     '''LayerNorm'''						)
						if "transformer" in orig_key:
												snake_case__    :   Optional[Any]							     =   orig_key.split('''.'''						)[0].split('''_'''						)[-1]
												snake_case__    :   Optional[Any]							     =   orig_key.replace(f'''transformer_{layer_num}''' ,     f'''encoder.layer.{layer_num}'''						)
						if "mha.attn" in orig_key:
												snake_case__    :   int							     =   orig_key.replace('''mha.attn''' ,     '''attention.self'''						)
						if "mha" in orig_key:
												snake_case__    :   Union[str, Any]							     =   orig_key.replace('''mha''' ,     '''attention'''						)
						if "W_q" in orig_key:
												snake_case__    :   Optional[int]							     =   orig_key.replace('''W_q''' ,     '''self.query'''						)
						if "W_k" in orig_key:
												snake_case__    :   Tuple							     =   orig_key.replace('''W_k''' ,     '''self.key'''						)
						if "W_v" in orig_key:
												snake_case__    :   Dict							     =   orig_key.replace('''W_v''' ,     '''self.value'''						)
						if "ff.0" in orig_key:
												snake_case__    :   str							     =   orig_key.replace('''ff.0''' ,     '''intermediate.dense'''						)
						if "ff.2" in orig_key:
												snake_case__    :   int							     =   orig_key.replace('''ff.2''' ,     '''output.dense'''						)
						if "ff" in orig_key:
												snake_case__    :   Union[str, Any]							     =   orig_key.replace('''ff''' ,     '''output.dense'''						)
						if "mlm_class" in orig_key:
												snake_case__    :   str							     =   orig_key.replace('''mlm.mlm_class''' ,     '''cls.predictions.decoder'''						)
						if "mlm" in orig_key:
												snake_case__    :   List[Any]							     =   orig_key.replace('''mlm''' ,     '''cls.predictions.transform'''						)
						if "backbone.backbone.encoders" in orig_key:
												snake_case__    :   Optional[Any]							     =   orig_key.replace('''backbone.backbone.encoders''' ,     '''encoder.layer'''						)
						if "cls" not in orig_key:
												snake_case__    :   Union[str, Any]							     =   '''mra.''' + orig_key

						return orig_key

def 						lowerCAmelCase							(	lowerCamelCase ,     lowerCamelCase						):
						'''simple docstring'''


						for key in orig_state_dict.copy().keys():
												snake_case__    :   int							     =   orig_state_dict.pop(lowerCamelCase						)

												if ("pooler" in key) or ("sen_class" in key):
																		continue
												else:
																		snake_case__    :   Optional[int]							     =   val

						snake_case__    :   Union[str, Any]							     =   orig_state_dict['''cls.predictions.decoder.bias''']
						snake_case__    :   Any							     =   torch.arange(lowerCamelCase						).expand((1, -1)						) + 2

						return orig_state_dict

def 						lowerCAmelCase							(	lowerCamelCase ,     lowerCamelCase ,     lowerCamelCase						):
						'''simple docstring'''


						snake_case__    :   List[Any]							     =   torch.load(lowerCamelCase ,     map_location='''cpu'''						)['''model_state_dict''']
						snake_case__    :   Optional[Any]							     =   MraConfig.from_json_file(lowerCamelCase						)
						snake_case__    :   List[Any]							     =   MraForMaskedLM(lowerCamelCase						)

						snake_case__    :   List[Any]							     =   convert_checkpoint_helper(config.max_position_embeddings ,     lowerCamelCase						)

						print(model.load_state_dict(lowerCamelCase						)						)
						model.eval()
						model.save_pretrained(lowerCamelCase						)

						print(f'''Checkpoint successfuly converted. Model saved at {pytorch_dump_path}'''						)


if __name__ == "__main__":
							_lowercase		 =      argparse.ArgumentParser()
							# Required parameters
							parser.add_argument(
							    """--pytorch_model_path""", default=None, type=str, required=True, help="""Path to Mra pytorch checkpoint."""
							)
							parser.add_argument(
							    """--config_file""",
							    default=None,
							    type=str,
							    required=True,
							    help="""The json file for Mra model config.""",
							)
							parser.add_argument(
							    """--pytorch_dump_path""", default=None, type=str, required=True, help="""Path to the output PyTorch model."""
							)
							_lowercase		 =      parser.parse_args()
							convert_mra_checkpoint(args.pytorch_model_path, args.config_file, args.pytorch_dump_path)


