



# Copyright 2021 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import argparse
import os

from accelerate.utils import ComputeEnvironment

from .cluster import get_cluster_input
from .config_args import cache_dir, default_config_file, default_yaml_config_file, load_config_from_file  # noqa: F401
from .config_utils import _ask_field, _ask_options, _convert_compute_environment  # noqa: F401
from .sagemaker import get_sagemaker_input


a_								=       """Launches a series of prompts to create and save a `default_config.yaml` configuration file for your training system. Should always be ran first on your machine"""





def 		a__      (		):
   __lowerCamelCase    				=     _ask_options(
       '''In which compute environment are you running?'''			,['''This machine''', '''AWS (Amazon SageMaker)''']			,_convert_compute_environment			,)
   if compute_environment == ComputeEnvironment.AMAZON_SAGEMAKER:
      __lowerCamelCase    				=     get_sagemaker_input()
   else:
      __lowerCamelCase    				=     get_cluster_input()
   return config





def 		a__      (		_UpperCamelCase      :			Optional[int]=None				):
   if subparsers is not None:
      __lowerCamelCase    				=     subparsers.add_parser('''config'''			,description=_UpperCamelCase				)
   else:
      __lowerCamelCase    				=     argparse.ArgumentParser('''Accelerate config command'''			,description=_UpperCamelCase				)

   parser.add_argument(
       '''--config_file'''			,default=_UpperCamelCase			,help=(
           '''The path to use to store the config file. Will default to a file named default_config.yaml in the cache '''
           '''location, which is the content of the environment `HF_HOME` suffixed with \'accelerate\', or if you don\'t have '''
           '''such an environment variable, your cache directory (\'~/.cache\' or the content of `XDG_CACHE_HOME`) suffixed '''
           '''with \'huggingface\'.'''
       )			,)

   if subparsers is not None:
      parser.set_defaults(func=_UpperCamelCase				)
   return parser





def 		a__      (		_UpperCamelCase      :			Any				):
   __lowerCamelCase    				=     get_user_input()
   if args.config_file is not None:
      __lowerCamelCase    				=     args.config_file
   else:
      if not os.path.isdir(_UpperCamelCase				):
         os.makedirs(_UpperCamelCase				)
      __lowerCamelCase    				=     default_yaml_config_file

   if config_file.endswith('''.json'''				):
      config.to_json_file(_UpperCamelCase				)
   else:
      config.to_yaml_file(_UpperCamelCase				)
   print(F"""accelerate configuration saved at {config_file}"""				)





def 		a__      (		):
   __lowerCamelCase    				=     config_command_parser()
   __lowerCamelCase    				=     parser.parse_args()
   config_command(_UpperCamelCase				)


if __name__ == "__main__":
  main()











import argparse
from pathlib import Path

import fairseq
import torch
from fairseq.models.xmod import XMODModel as FairseqXmodModel
from packaging import version

from transformers import XmodConfig, XmodForMaskedLM, XmodForSequenceClassification
from transformers.utils import logging


if version.parse(fairseq.__version__) < version.parse("""0.12.2"""):
  raise Exception("""requires fairseq >= 0.12.2""")
if version.parse(fairseq.__version__) > version.parse("""2"""):
  raise Exception("""requires fairseq < v2""")

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

a_								=       """Hello, World!"""
a_								=       """en_XX"""





def 		a__      (		_UpperCamelCase      :			str			,_UpperCamelCase      :			str			,_UpperCamelCase      :			bool				):
   __lowerCamelCase    				=     Path('''data_bin'''				)
   __lowerCamelCase    				=     FairseqXmodModel.from_pretrained(
       model_name_or_path=str(Path(_UpperCamelCase				).parent				)			,checkpoint_file=Path(_UpperCamelCase				).name			,_name='''xmod_base'''			,arch='''xmod_base'''			,task='''multilingual_masked_lm'''			,data_name_or_path=str(_UpperCamelCase				)			,bpe='''sentencepiece'''			,sentencepiece_model=str(Path(_UpperCamelCase				).parent / '''sentencepiece.bpe.model'''				)			,src_dict=str(data_dir / '''dict.txt'''				)			,)
   xmod.eval()  # disable dropout
   print(_UpperCamelCase				)

   __lowerCamelCase    				=     xmod.model.encoder.sentence_encoder
   __lowerCamelCase    				=     XmodConfig(
       vocab_size=xmod_sent_encoder.embed_tokens.num_embeddings			,hidden_size=xmod.cfg.model.encoder_embed_dim			,num_hidden_layers=xmod.cfg.model.encoder_layers			,num_attention_heads=xmod.cfg.model.encoder_attention_heads			,intermediate_size=xmod.cfg.model.encoder_ffn_embed_dim			,max_position_embeddings=5_14			,type_vocab_size=1			,layer_norm_eps=1e-5			,pre_norm=xmod.cfg.model.encoder_normalize_before			,adapter_reduction_factor=getattr(xmod.cfg.model			,'''bottleneck'''			,2				)			,adapter_layer_norm=xmod.cfg.model.adapter_layer_norm			,adapter_reuse_layer_norm=xmod.cfg.model.adapter_reuse_layer_norm			,ln_before_adapter=xmod.cfg.model.ln_before_adapter			,languages=xmod.cfg.model.languages			,)
   if classification_head:
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''].out_proj.weight.shape[0]

   print('''Our X-MOD config:'''			,_UpperCamelCase				)

   __lowerCamelCase    				=     XmodForSequenceClassification(_UpperCamelCase				) if classification_head else XmodForMaskedLM(_UpperCamelCase				)
   model.eval()

   # Now let's copy all the weights.
   # Embeddings
   __lowerCamelCase    				=     xmod_sent_encoder.embed_tokens.weight
   __lowerCamelCase    				=     xmod_sent_encoder.embed_positions.weight
   __lowerCamelCase    				=     torch.zeros_like(
       model.roberta.embeddings.token_type_embeddings.weight				)  # just zero them out b/c xmod doesn't use them.

   __lowerCamelCase    				=     xmod_sent_encoder.layernorm_embedding.weight
   __lowerCamelCase    				=     xmod_sent_encoder.layernorm_embedding.bias

   for i in range(config.num_hidden_layers				):
      # Encoder: start of layer
      __lowerCamelCase    				=     model.roberta.encoder.layer[i]
      __lowerCamelCase    				=     xmod_sent_encoder.layers[i]

      # self attention
      __lowerCamelCase    				=     layer.attention.self
      if not (
          xmod_layer.self_attn.k_proj.weight.data.shape
          == xmod_layer.self_attn.q_proj.weight.data.shape
          == xmod_layer.self_attn.v_proj.weight.data.shape
          == torch.Size((config.hidden_size, config.hidden_size)				)
      ):
         raise AssertionError('''Dimensions of self-attention weights do not match.'''				)

      __lowerCamelCase    				=     xmod_layer.self_attn.q_proj.weight
      __lowerCamelCase    				=     xmod_layer.self_attn.q_proj.bias
      __lowerCamelCase    				=     xmod_layer.self_attn.k_proj.weight
      __lowerCamelCase    				=     xmod_layer.self_attn.k_proj.bias
      __lowerCamelCase    				=     xmod_layer.self_attn.v_proj.weight
      __lowerCamelCase    				=     xmod_layer.self_attn.v_proj.bias

      # self-attention output
      __lowerCamelCase    				=     layer.attention.output
      if self_output.dense.weight.shape != xmod_layer.self_attn.out_proj.weight.shape:
         raise AssertionError('''Dimensions of self-attention output weights do not match.'''				)
      __lowerCamelCase    				=     xmod_layer.self_attn.out_proj.weight
      __lowerCamelCase    				=     xmod_layer.self_attn.out_proj.bias
      __lowerCamelCase    				=     xmod_layer.self_attn_layer_norm.weight
      __lowerCamelCase    				=     xmod_layer.self_attn_layer_norm.bias

      # intermediate
      __lowerCamelCase    				=     layer.intermediate
      if intermediate.dense.weight.shape != xmod_layer.fca.weight.shape:
         raise AssertionError('''Dimensions of intermediate weights do not match.'''				)
      __lowerCamelCase    				=     xmod_layer.fca.weight
      __lowerCamelCase    				=     xmod_layer.fca.bias

      # output
      __lowerCamelCase    				=     layer.output
      if bert_output.dense.weight.shape != xmod_layer.fca.weight.shape:
         raise AssertionError('''Dimensions of feed-forward weights do not match.'''				)
      __lowerCamelCase    				=     xmod_layer.fca.weight
      __lowerCamelCase    				=     xmod_layer.fca.bias
      __lowerCamelCase    				=     xmod_layer.final_layer_norm.weight
      __lowerCamelCase    				=     xmod_layer.final_layer_norm.bias
      if bert_output.adapter_layer_norm is not None:
         __lowerCamelCase    				=     xmod_layer.adapter_layer_norm.weight
         __lowerCamelCase    				=     xmod_layer.adapter_layer_norm.bias

      if sorted(bert_output.adapter_modules.keys()				) != sorted(xmod_layer.adapter_modules.keys()				):
         raise AssertionError('''Lists of language adapters do not match.'''				)
      for lang_code, adapter in xmod_layer.adapter_modules.items():
         __lowerCamelCase    				=     bert_output.adapter_modules[lang_code]
         __lowerCamelCase    				=     xmod_layer.adapter_modules[lang_code]
         __lowerCamelCase    				=     from_adapter.fca.weight
         __lowerCamelCase    				=     from_adapter.fca.bias
         __lowerCamelCase    				=     from_adapter.fca.weight
         __lowerCamelCase    				=     from_adapter.fca.bias

      # end of layer

   if xmod_sent_encoder.layer_norm is not None:
      __lowerCamelCase    				=     xmod_sent_encoder.layer_norm.weight
      __lowerCamelCase    				=     xmod_sent_encoder.layer_norm.bias

   if classification_head:
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''].dense.weight
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''].dense.bias
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''].out_proj.weight
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''].out_proj.bias
   else:
      # LM Head
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.dense.weight
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.dense.bias
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.layer_norm.weight
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.layer_norm.bias
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.weight
      __lowerCamelCase    				=     xmod.model.encoder.lm_head.bias

   # Let's check that we get the same results.
   __lowerCamelCase    				=     xmod.encode(_UpperCamelCase				).unsqueeze(0				)  # batch of size 1
   model.roberta.set_default_language(_UpperCamelCase				)

   __lowerCamelCase    				=     model(_UpperCamelCase				)[0]
   if classification_head:
      __lowerCamelCase    				=     xmod.model.classification_heads['''mnli'''](xmod.extract_features(_UpperCamelCase				)				)
   else:
      __lowerCamelCase    				=     xmod.model(_UpperCamelCase			,lang_id=[SAMPLE_LANGUAGE]				)[0]
   print(our_output.shape			,their_output.shape				)
   __lowerCamelCase    				=     torch.max(torch.abs(our_output - their_output				)				).item()
   print(F"""max_absolute_diff = {max_absolute_diff}"""				)  # ~ 1e-7
   __lowerCamelCase    				=     torch.allclose(_UpperCamelCase			,_UpperCamelCase			,atol=1e-3				)
   print('''Do both models output the same tensors?'''			,'''🔥''' if success else '''💩'''				)
   if not success:
      raise Exception('''Something went wRoNg'''				)

   Path(_UpperCamelCase				).mkdir(parents=_UpperCamelCase			,exist_ok=_UpperCamelCase				)
   print(F"""Saving model to {pytorch_dump_folder_path}"""				)
   model.save_pretrained(_UpperCamelCase				)


if __name__ == "__main__":
  a_								=       argparse.ArgumentParser()
  # Required parameters
  parser.add_argument(
      """--xmod_checkpoint_path""", default=None, type=str, required=True, help="""Path the official PyTorch dump."""
  )
  parser.add_argument(
      """--pytorch_dump_folder_path""", default=None, type=str, required=True, help="""Path to the output PyTorch model."""
  )
  parser.add_argument(
      """--classification_head""", action="""store_true""", help="""Whether to convert a final classification head."""
  )
  a_								=       parser.parse_args()
  convert_xmod_checkpoint_to_pytorch(
      args.xmod_checkpoint_path, args.pytorch_dump_folder_path, args.classification_head
  )






