
import subprocess
import sys
import warnings
from argparse import ArgumentParser
from pathlib import Path

from packaging import version

from .. import AutoFeatureExtractor, AutoImageProcessor, AutoProcessor, AutoTokenizer
from ..utils import logging
from ..utils.import_utils import is_optimum_available
from .convert import export, validate_model_outputs
from .features import FeaturesManager
from .utils import get_preprocessor


_UpperCAmelCase    			=					"1.5.0"

_UpperCAmelCase    			=					["vision-encoder-decoder"]


def 		_lowerCamelCase       (   _a  ):
  """simple docstring"""




  if is_optimum_available():
    from optimum.version import __version__ as optimum_version

    _lowerCamelCase      =						version.parse(_a  )
    if parsed_optimum_version < version.parse(_a  ):
      raise RuntimeError(
          F'''transformers.onnx requires optimum >= {MIN_OPTIMUM_VERSION} but {optimum_version} is installed. You '''
          '''can upgrade optimum by running: pip install -U optimum[exporters]'''  )
  else:
    raise RuntimeError(
        '''transformers.onnx requires optimum to run, you can install the library by running: pip install '''
        '''optimum[exporters]'''  )
  _lowerCamelCase      =						[
      sys.executable,
      '''-m''',
      '''optimum.exporters.onnx''',
      F'''--model {args.model}''',
      F'''--task {args.feature}''',
      F'''--framework {args.framework}''' if args.framework is not None else '''''',
      F'''{args.output}''',
  ]
  _lowerCamelCase      =						subprocess.Popen(''' '''.join(_a  )			,   stdout=subprocess.PIPE			,   shell=_a  )
  proc.wait()

  logger.info(
      '''The export was done by optimum.exporters.onnx. We recommend using to use this package directly in future, as '''
      '''transformers.onnx is deprecated, and will be removed in v5. You can find more information here: '''
      '''https://huggingface.co/docs/optimum/exporters/onnx/usage_guides/export_a_model.'''  )


def 		_lowerCamelCase       (   _a  ):
  """simple docstring"""




  _lowerCamelCase      =						args.output if args.output.is_file() else args.output.joinpath('''model.onnx'''  )
  if not args.output.parent.exists():
    args.output.parent.mkdir(parents=_a  )

  # Allocate the model
  _lowerCamelCase      =						FeaturesManager.get_model_from_feature(
      args.feature			,   args.model			,   framework=args.framework			,   cache_dir=args.cache_dir  )

  _lowerCamelCase    ,    _lowerCamelCase      =						FeaturesManager.check_supported_model_or_raise(_a			,   feature=args.feature  )
  _lowerCamelCase      =						model_onnx_config(model.config  )

  if model_kind in ENCODER_DECODER_MODELS:
    _lowerCamelCase      =						model.get_encoder()
    _lowerCamelCase      =						model.get_decoder()

    _lowerCamelCase      =						onnx_config.get_encoder_config(encoder_model.config  )
    _lowerCamelCase      =						onnx_config.get_decoder_config(
        encoder_model.config			,   decoder_model.config			,   feature=args.feature  )

    if args.opset is None:
      _lowerCamelCase      =						max(encoder_onnx_config.default_onnx_opset			,   decoder_onnx_config.default_onnx_opset  )

    if args.opset < min(encoder_onnx_config.default_onnx_opset			,   decoder_onnx_config.default_onnx_opset  ):
      raise ValueError(
          F'''Opset {args.opset} is not sufficient to export {model_kind}. At least '''
          F''' {min(encoder_onnx_config.default_onnx_opset			,   decoder_onnx_config.default_onnx_opset  )} is required.'''  )

    _lowerCamelCase      =						AutoFeatureExtractor.from_pretrained(args.model  )

    _lowerCamelCase    ,    _lowerCamelCase      =						export(
        _a			,   _a			,   _a			,   args.opset			,   args.output.parent.joinpath('''encoder_model.onnx'''  )			,   )

    validate_model_outputs(
        _a			,   _a			,   _a			,   args.output.parent.joinpath('''encoder_model.onnx'''  )			,   _a			,   args.atol if args.atol else encoder_onnx_config.atol_for_validation			,   )

    _lowerCamelCase      =						AutoTokenizer.from_pretrained(args.model  )

    _lowerCamelCase    ,    _lowerCamelCase      =						export(
        _a			,   _a			,   _a			,   args.opset			,   args.output.parent.joinpath('''decoder_model.onnx'''  )			,   )

    validate_model_outputs(
        _a			,   _a			,   _a			,   args.output.parent.joinpath('''decoder_model.onnx'''  )			,   _a			,   args.atol if args.atol else decoder_onnx_config.atol_for_validation			,   )
    logger.info(
        F'''All good, model saved at: {args.output.parent.joinpath('encoder_model.onnx'  ).as_posix()},'''
        F''' {args.output.parent.joinpath('decoder_model.onnx'  ).as_posix()}'''  )

  else:
    # Instantiate the appropriate preprocessor
    if args.preprocessor == "auto":
      _lowerCamelCase      =						get_preprocessor(args.model  )
    elif args.preprocessor == "tokenizer":
      _lowerCamelCase      =						AutoTokenizer.from_pretrained(args.model  )
    elif args.preprocessor == "image_processor":
      _lowerCamelCase      =						AutoImageProcessor.from_pretrained(args.model  )
    elif args.preprocessor == "feature_extractor":
      _lowerCamelCase      =						AutoFeatureExtractor.from_pretrained(args.model  )
    elif args.preprocessor == "processor":
      _lowerCamelCase      =						AutoProcessor.from_pretrained(args.model  )
    else:
      raise ValueError(F'''Unknown preprocessor type \'{args.preprocessor}\''''  )

    # Ensure the requested opset is sufficient
    if args.opset is None:
      _lowerCamelCase      =						onnx_config.default_onnx_opset

    if args.opset < onnx_config.default_onnx_opset:
      raise ValueError(
          F'''Opset {args.opset} is not sufficient to export {model_kind}. '''
          F'''At least  {onnx_config.default_onnx_opset} is required.'''  )

    _lowerCamelCase    ,    _lowerCamelCase      =						export(
        _a			,   _a			,   _a			,   args.opset			,   args.output			,   )

    if args.atol is None:
      _lowerCamelCase      =						onnx_config.atol_for_validation

    validate_model_outputs(_a			,   _a			,   _a			,   args.output			,   _a			,   args.atol  )
    logger.info(F'''All good, model saved at: {args.output.as_posix()}'''  )
    warnings.warn(
        '''The export was done by transformers.onnx which is deprecated and will be removed in v5. We recommend'''
        ''' using optimum.exporters.onnx in future. You can find more information here:'''
        ''' https://huggingface.co/docs/optimum/exporters/onnx/usage_guides/export_a_model.'''			,   _a			,   )


def 		_lowerCamelCase       (   ):
  """simple docstring"""




  _lowerCamelCase      =						ArgumentParser('''Hugging Face Transformers ONNX exporter'''  )
  parser.add_argument(
      '''-m'''			,   '''--model'''			,   type=_a			,   required=_a			,   help='''Model ID on huggingface.co or path on disk to load model from.'''  )
  parser.add_argument(
      '''--feature'''			,   default='''default'''			,   help='''The type of features to export the model with.'''			,   )
  parser.add_argument('''--opset'''			,   type=_a			,   default=_a			,   help='''ONNX opset version to export the model with.'''  )
  parser.add_argument(
      '''--atol'''			,   type=_a			,   default=_a			,   help='''Absolute difference tolerance when validating the model.'''  )
  parser.add_argument(
      '''--framework'''			,   type=_a			,   choices=['''pt''', '''tf''']			,   default=_a			,   help=(
          '''The framework to use for the ONNX export.'''
          ''' If not provided, will attempt to use the local checkpoint\'s original framework'''
          ''' or what is available in the environment.'''
      )			,   )
  parser.add_argument('''output'''			,   type=_a			,   help='''Path indicating where to store generated ONNX model.'''  )
  parser.add_argument('''--cache_dir'''			,   type=_a			,   default=_a			,   help='''Path indicating where to store cache.'''  )
  parser.add_argument(
      '''--preprocessor'''			,   type=_a			,   choices=['''auto''', '''tokenizer''', '''feature_extractor''', '''image_processor''', '''processor''']			,   default='''auto'''			,   help='''Which type of preprocessor to use. \'auto\' tries to automatically detect it.'''			,   )
  parser.add_argument(
      '''--export_with_transformers'''			,   action='''store_true'''			,   help=(
          '''Whether to use transformers.onnx instead of optimum.exporters.onnx to perform the ONNX export. It can be '''
          '''useful when exporting a model supported in transformers but not in optimum, otherwise it is not '''
          '''recommended.'''
      )			,   )

  _lowerCamelCase      =						parser.parse_args()
  if args.export_with_transformers or not is_optimum_available():
    export_with_transformers(_a  )
  else:
    export_with_optimum(_a  )


if __name__ == "__main__":
  _UpperCAmelCase    			=					logging.get_logger("transformers.onnx")  # pylint: disable=invalid-name
  logger.setLevel(logging.INFO)
  main()






class 		__magic_name__				:


  """simple docstring"""





  class 		__magic_name__				:


    """simple docstring"""





    _UpperCamelCase						 = "_prev", "_data", "_next"


    def __init__(					self	,		a__	,		a__	,		a__		):
      _lowerCamelCase      =						link_p
      _lowerCamelCase      =						element
      _lowerCamelCase      =						link_n


    def     _UpperCAmelCase  (					self		):
      return (
          f''' Prev -> {self._prev is not None}, Next -> {self._next is not None}'''
      )







  def __init__(					self		):
    _lowerCamelCase      =						self._Node(a__	,		a__	,		a__		)
    _lowerCamelCase      =						self._Node(a__	,		a__	,		a__		)
    _lowerCamelCase      =						self._trailer
    _lowerCamelCase      =						self._header
    _lowerCamelCase      =						0


  def __len__(					self		):
    return self._size


  def     _UpperCAmelCase  (					self		):
    return self.__len__() == 0


  def     _UpperCAmelCase  (					self	,		a__	,		a__	,		a__		):
    # Create new_node by setting it's prev.link -> header
    # setting it's next.link -> trailer
    _lowerCamelCase      =						self._Node(a__	,		a__	,		a__		)
    _lowerCamelCase      =						new_node
    _lowerCamelCase      =						new_node
    self._size += 1
    return self


  def     _UpperCAmelCase  (					self	,		a__		):
    _lowerCamelCase      =						node._prev
    _lowerCamelCase      =						node._next

    _lowerCamelCase      =						successor
    _lowerCamelCase      =						predecessor
    self._size -= 1
    _lowerCamelCase      =						node._data
    _lowerCamelCase      =						_lowerCamelCase      =						_lowerCamelCase      =						None
    del node
    return temp







class 		__magic_name__				( _DoublyLinkedBase					):


  """simple docstring"""





  def     _UpperCAmelCase  (					self		):
    if self.is_empty():
      raise Exception('''List is empty'''		)
    return self._header._next._data


  def     _UpperCAmelCase  (					self		):
    if self.is_empty():
      raise Exception('''List is empty'''		)
    return self._trailer._prev._data


  def     _UpperCAmelCase  (					self	,		a__		):
    return self._insert(self._header	,		a__	,		self._header._next		)


  def     _UpperCAmelCase  (					self	,		a__		):
    return self._insert(self._trailer._prev	,		a__	,		self._trailer		)


  def     _UpperCAmelCase  (					self		):
    if self.is_empty():
      raise IndexError('''remove_first from empty list'''		)
    return self._delete(self._header._next		)


  def     _UpperCAmelCase  (					self		):
    if self.is_empty():
      raise IndexError('''remove_first from empty list'''		)
    return self._delete(self._trailer._prev		)




