
import argparse

import torch

from transformers import BlenderbotConfig, BlenderbotForConditionalGeneration
from transformers.utils import logging


logging.set_verbosity_info()
lowercase__       =logging.get_logger(__name__)

lowercase__       =[
    ['attention', 'attn'],
    ['encoder_attention', 'encoder_attn'],
    ['q_lin', 'q_proj'],
    ['k_lin', 'k_proj'],
    ['v_lin', 'v_proj'],
    ['out_lin', 'out_proj'],
    ['norm_embeddings', 'layernorm_embedding'],
    ['position_embeddings', 'embed_positions'],
    ['embeddings', 'embed_tokens'],
    ['ffn.lin', 'fc'],
]




def    __UpperCamelCase     (				lowerCAmelCase__							:				str  ):
 if k == "embeddings.weight":
  return "shared.weight"

 for parlai_name, hf_name in PATTERNS:
  __a :  List[str]						=  k.replace(lowerCAmelCase__  ,   lowerCAmelCase__  )

 if k.startswith('''encoder'''  ):
  __a :  Union[str, Any]						=  k.replace('''.attn'''  ,   '''.self_attn'''  )
  __a :  List[str]						=  k.replace('''norm1'''  ,   '''self_attn_layer_norm'''  )
  __a :  Union[str, Any]						=  k.replace('''norm2'''  ,   '''final_layer_norm'''  )
 elif k.startswith('''decoder'''  ):
  __a :  List[Any]						=  k.replace('''norm1'''  ,   '''self_attn_layer_norm'''  )
  __a :  Tuple						=  k.replace('''norm2'''  ,   '''encoder_attn_layer_norm'''  )
  __a :  Tuple						=  k.replace('''norm3'''  ,   '''final_layer_norm'''  )
 return k




def    __UpperCamelCase     (				lowerCAmelCase__							:				Dict  ):
 __a :  Tuple						=  [
     '''model.encoder.layernorm_embedding.weight''',
     '''model.encoder.layernorm_embedding.bias''',
     '''model.decoder.layernorm_embedding.weight''',
     '''model.decoder.layernorm_embedding.bias''',
 ]
 for k in keys:
  __a :  Dict						=  sd.pop(lowerCAmelCase__  )
  __a :  Optional[int]						=  k.replace('''layernorm_embedding'''  ,   '''layer_norm'''  )
  assert new_k not in sd
  __a :  int						=  v


lowercase__       =['START']




@torch.no_grad()
def    __UpperCamelCase     (				lowerCAmelCase__							:				Dict  ,   lowerCAmelCase__							:				Tuple  ,   lowerCAmelCase__							:				Tuple  ):
 __a :  str						=  torch.load(lowerCAmelCase__  ,   map_location='''cpu'''  )
 __a :  Optional[int]						=  model['''model''']
 __a :  int						=  BlenderbotConfig.from_json_file(lowerCAmelCase__  )
 __a :  str						=  BlenderbotForConditionalGeneration(lowerCAmelCase__  )
 __a :  str						=  m.model.state_dict().keys()
 __a :  str						=  []
 __a :  str						=  {}
 for k, v in sd.items():
  if k in IGNORE_KEYS:
   continue

  __a :  Any						=  rename_state_dict_key(lowerCAmelCase__  )
  if new_k not in valid_keys:
   failures.append([k, new_k]  )
  else:
   __a :  str						=  v
 if cfg.normalize_before:  # Blenderbot-3B checkpoints. Rename layernorm_embedding -> layer_norm
  rename_layernorm_keys(lowerCAmelCase__  )
 m.model.load_state_dict(lowerCAmelCase__  ,   strict=lowerCAmelCase__  )
 m.half()
 m.save_pretrained(lowerCAmelCase__  )


if __name__ == "__main__":
      lowercase__       =argparse.ArgumentParser()
      # Required parameters
      parser.add_argument('--src_path', type=str, help='like blenderbot-model.bin')
      parser.add_argument('--save_dir', default='hf_blenderbot', type=str, help='Where to save converted model.')
      parser.add_argument(
          '--hf_config_json', default='blenderbot-3b-config.json', type=str, help='Path to config to use'
      )
      lowercase__       =parser.parse_args()
      convert_parlai_checkpoint(args.src_path, args.save_dir, args.hf_config_json)


import json
import os
import shutil
import warnings
from argparse import ArgumentParser, Namespace
from pathlib import Path
from typing import List

from ..utils import logging
from . import BaseTransformersCLICommand


try:
      from cookiecutter.main import cookiecutter

      lowercase__       =True
except ImportError:
      lowercase__       =False

lowercase__       =logging.get_logger(__name__)  # pylint: disable=invalid-name




def    __UpperCamelCase     (				lowerCAmelCase__							:				Namespace  ):
 return AddNewModelCommand(args.testing  ,   args.testing_file  ,   path=args.path  )



class 		UpperCamelCase__  (       __lowercase    ):
   @staticmethod
   def       lowerCAmelCase			(snake_case_ :					ArgumentParser   ):
    __a :  List[Any]						=  parser.add_parser('''add-new-model'''   )
    add_new_model_parser.add_argument('''--testing'''					,				action='''store_true'''					,				help='''If in testing mode.'''   )
    add_new_model_parser.add_argument('''--testing_file'''					,				type=snake_case_					,				help='''Configuration file on which to run.'''   )
    add_new_model_parser.add_argument(
        '''--path'''					,				type=snake_case_					,				help='''Path to cookiecutter. Should only be used for testing purposes.'''   )
    add_new_model_parser.set_defaults(func=snake_case_   )
   def __init__(self :					Dict					,				snake_case_ :					bool					,				snake_case_ :					str					,				snake_case_ :					Dict=None					,				*snake_case_ :					Optional[Any]   ):
    __a :  Union[str, Any]						=  testing
    __a :  List[Any]						=  testing_file
    __a :  Any						=  path







   def       lowerCAmelCase			(self :					int   ):
    warnings.warn(
        '''The command `transformers-cli add-new-model` is deprecated and will be removed in v5 of Transformers. '''
        '''It is not actively maintained anymore, so might give a result that won\'t pass all tests and quality '''
        '''checks, you should use `transformers-cli add-new-model-like` instead.'''   )
    if not _has_cookiecutter:
     raise ImportError(
         '''Model creation dependencies are required to use the `add_new_model` command. Install them by running '''
         '''the following at the root of your `transformers` clone:\n\n\t$ pip install -e .[modelcreation]\n'''   )
    # Ensure that there is no other `cookiecutter-template-xxx` directory in the current working directory
    __a :  Union[str, Any]						=  [directory for directory in os.listdir() if '''cookiecutter-template-''' == directory[:2_2]]
    if len(snake_case_   ) > 0:
     raise ValueError(
         '''Several directories starting with `cookiecutter-template-` in current working directory. '''
         '''Please clean your directory by removing all folders starting with `cookiecutter-template-` or '''
         '''change your working directory.'''   )

    __a :  Union[str, Any]						=  (
        Path(snake_case_   ).parent.parent.parent.parent if self._path is None else Path(self._path   ).parent.parent
    )
    __a :  Union[str, Any]						=  path_to_transformer_root / '''templates''' / '''adding_a_new_model'''

    # Execute cookiecutter
    if not self._testing:
     cookiecutter(str(snake_case_   )   )
    else:
     with open(self._testing_file					,				'''r'''   ) as configuration_file:
      __a :  List[Any]						=  json.load(snake_case_   )

     cookiecutter(
         str(path_to_cookiecutter if self._path is None else self._path   )					,				no_input=snake_case_					,				extra_context=snake_case_					,				)

    __a :  List[str]						=  [directory for directory in os.listdir() if '''cookiecutter-template-''' in directory[:2_2]][0]

    # Retrieve configuration
    with open(directory + '''/configuration.json'''					,				'''r'''   ) as configuration_file:
     __a :  Optional[Any]						=  json.load(snake_case_   )

    __a :  str						=  configuration['''lowercase_modelname''']
    __a :  int						=  configuration['''generate_tensorflow_pytorch_and_flax''']
    os.remove(f"{directory}/configuration.json"   )

    __a :  Any						=  '''PyTorch''' in generate_tensorflow_pytorch_and_flax
    __a :  Dict						=  '''TensorFlow''' in generate_tensorflow_pytorch_and_flax
    __a :  Optional[int]						=  '''Flax''' in generate_tensorflow_pytorch_and_flax

    __a :  Dict						=  f"{path_to_transformer_root}/src/transformers/models/{lowercase_model_name}"
    os.makedirs(snake_case_					,				exist_ok=snake_case_   )
    os.makedirs(f"{path_to_transformer_root}/tests/models/{lowercase_model_name}"					,				exist_ok=snake_case_   )

    # Tests require submodules as they have parent imports
    with open(f"{path_to_transformer_root}/tests/models/{lowercase_model_name}/__init__.py"					,				'''w'''   ):
     pass

    shutil.move(
        f"{directory}/__init__.py"					,				f"{model_dir}/__init__.py"					,				)
    shutil.move(
        f"{directory}/configuration_{lowercase_model_name}.py"					,				f"{model_dir}/configuration_{lowercase_model_name}.py"					,				)

    def remove_copy_lines(snake_case_ :					Union[str, Any]   ):
     with open(snake_case_					,				'''r'''   ) as f:
      __a :  Union[str, Any]						=  f.readlines()
     with open(snake_case_					,				'''w'''   ) as f:
      for line in lines:
       if "# Copied from transformers." not in line:
        f.write(snake_case_   )

    if output_pytorch:
     if not self._testing:
      remove_copy_lines(f"{directory}/modeling_{lowercase_model_name}.py"   )

     shutil.move(
         f"{directory}/modeling_{lowercase_model_name}.py"					,				f"{model_dir}/modeling_{lowercase_model_name}.py"					,				)

     shutil.move(
         f"{directory}/test_modeling_{lowercase_model_name}.py"					,				f"{path_to_transformer_root}/tests/models/{lowercase_model_name}/test_modeling_{lowercase_model_name}.py"					,				)
    else:
     os.remove(f"{directory}/modeling_{lowercase_model_name}.py"   )
     os.remove(f"{directory}/test_modeling_{lowercase_model_name}.py"   )

    if output_tensorflow:
     if not self._testing:
      remove_copy_lines(f"{directory}/modeling_tf_{lowercase_model_name}.py"   )

     shutil.move(
         f"{directory}/modeling_tf_{lowercase_model_name}.py"					,				f"{model_dir}/modeling_tf_{lowercase_model_name}.py"					,				)

     shutil.move(
         f"{directory}/test_modeling_tf_{lowercase_model_name}.py"					,				f"{path_to_transformer_root}/tests/models/{lowercase_model_name}/test_modeling_tf_{lowercase_model_name}.py"					,				)
    else:
     os.remove(f"{directory}/modeling_tf_{lowercase_model_name}.py"   )
     os.remove(f"{directory}/test_modeling_tf_{lowercase_model_name}.py"   )

    if output_flax:
     if not self._testing:
      remove_copy_lines(f"{directory}/modeling_flax_{lowercase_model_name}.py"   )

     shutil.move(
         f"{directory}/modeling_flax_{lowercase_model_name}.py"					,				f"{model_dir}/modeling_flax_{lowercase_model_name}.py"					,				)

     shutil.move(
         f"{directory}/test_modeling_flax_{lowercase_model_name}.py"					,				f"{path_to_transformer_root}/tests/models/{lowercase_model_name}/test_modeling_flax_{lowercase_model_name}.py"					,				)
    else:
     os.remove(f"{directory}/modeling_flax_{lowercase_model_name}.py"   )
     os.remove(f"{directory}/test_modeling_flax_{lowercase_model_name}.py"   )

    shutil.move(
        f"{directory}/{lowercase_model_name}.md"					,				f"{path_to_transformer_root}/docs/source/en/model_doc/{lowercase_model_name}.md"					,				)

    shutil.move(
        f"{directory}/tokenization_{lowercase_model_name}.py"					,				f"{model_dir}/tokenization_{lowercase_model_name}.py"					,				)

    shutil.move(
        f"{directory}/tokenization_fast_{lowercase_model_name}.py"					,				f"{model_dir}/tokenization_{lowercase_model_name}_fast.py"					,				)

    from os import fdopen, remove
    from shutil import copymode, move
    from tempfile import mkstemp

    def replace(snake_case_ :					str					,				snake_case_ :					str					,				snake_case_ :					List[str]   ):
     # Create temp file
     __a				,       __a :  Tuple						=  mkstemp()
     __a :  Optional[Any]						=  False
     with fdopen(snake_case_					,				'''w'''   ) as new_file:
      with open(snake_case_   ) as old_file:
       for line in old_file:
        new_file.write(snake_case_   )
        if line_to_copy_below in line:
         __a :  Tuple						=  True
         for line_to_copy in lines_to_copy:
          new_file.write(snake_case_   )

     if not line_found:
      raise ValueError(f"Line {line_to_copy_below} was not found in file."   )

     # Copy the file permissions from the old file to the new file
     copymode(snake_case_					,				snake_case_   )
     # Remove original file
     remove(snake_case_   )
     # Move new file
     move(snake_case_					,				snake_case_   )

    def skip_units(snake_case_ :					Any   ):
     return (
         ("generating PyTorch" in line and not output_pytorch)
         or ("generating TensorFlow" in line and not output_tensorflow)
         or ("generating Flax" in line and not output_flax)
     )

    def replace_in_files(snake_case_ :					int   ):
     with open(snake_case_   ) as datafile:
      __a :  List[Any]						=  []
      __a :  int						=  False
      __a :  Tuple						=  False
      for line in datafile:
       if "# To replace in: " in line and "##" not in line:
        __a :  Optional[Any]						=  line.split('''"'''   )[1]
        __a :  Dict						=  skip_units(snake_case_   )
       elif "# Below: " in line and "##" not in line:
        __a :  str						=  line.split('''"'''   )[1]
        __a :  Any						=  skip_units(snake_case_   )
       elif "# End." in line and "##" not in line:
        if not skip_file and not skip_snippet:
         replace(snake_case_					,				snake_case_					,				snake_case_   )

        __a :  str						=  []
       elif "# Replace with" in line and "##" not in line:
        __a :  Optional[int]						=  []
       elif "##" not in line:
        lines_to_copy.append(snake_case_   )

     remove(snake_case_   )

    replace_in_files(f"{directory}/to_replace_{lowercase_model_name}.py"   )
    os.rmdir(snake_case_   )
