

'''simple docstring'''



import warnings
from typing import Dict

import numpy as np

from ..utils import ExplicitEnum, add_end_docstrings, is_tf_available, is_torch_available
from .base import PIPELINE_INIT_ARGS, GenericTensor, Pipeline


if is_tf_available():
     from ..models.auto.modeling_tf_auto import TF_MODEL_FOR_SEQUENCE_CLASSIFICATION_MAPPING

if is_torch_available():
     from ..models.auto.modeling_auto import MODEL_FOR_SEQUENCE_CLASSIFICATION_MAPPING


def       snake_case   (	snake_case      : Any			) ->  Any:


    """simple docstring"""


    return 1.0 / (1.0 + np.exp(-_outputs			))


def       snake_case   (	snake_case      : Dict			) ->  str:


    """simple docstring"""


    lowerCAmelCase 						=							np.max(_outputs					,		axis=-1					,		keepdims=snake_case			)
    lowerCAmelCase 						=							np.exp(_outputs - maxes			)
    return shifted_exp / shifted_exp.sum(axis=-1					,		keepdims=snake_case			)



class 				_snake_case					(   a_			):
  SCREAMING_SNAKE_CASE			:       List[str]				=     '''sigmoid'''
  SCREAMING_SNAKE_CASE			:       List[Any]				=     '''softmax'''
  SCREAMING_SNAKE_CASE			:       Optional[Any]				=     '''none'''



@add_end_docstrings(
    a_     , R'''
        return_all_scores (`bool`, *optional*, defaults to `False`):
            Whether to return all prediction scores or just the one of the predicted class.
        function_to_apply (`str`, *optional*, defaults to `"default"`):
            The function to apply to the model outputs in order to retrieve the scores. Accepts four different values:

            - `"default"`: if the model has a single label, will apply the sigmoid function on the output. If the model
              has several labels, will apply the softmax function on the output.
            - `"sigmoid"`: Applies the sigmoid function on the output.
            - `"softmax"`: Applies the softmax function on the output.
            - `"none"`: Does not apply any function on the output.
    '''     , )
class 				_snake_case					(   a_			):
  SCREAMING_SNAKE_CASE			:       Union[str, Any]				=     False
  SCREAMING_SNAKE_CASE			:       Dict				=     ClassificationFunction.NONE

  def __init__(				self      , **_SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      super().__init__(**_SCREAMING_SNAKE_CASE	)

      self.check_model_type(
          TF_MODEL_FOR_SEQUENCE_CLASSIFICATION_MAPPING
          if self.framework == 'tf'
          else MODEL_FOR_SEQUENCE_CLASSIFICATION_MAPPING	)

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE=None      , _SCREAMING_SNAKE_CASE=None      , _SCREAMING_SNAKE_CASE=""      , **_SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							tokenizer_kwargs

      lowerCAmelCase 						=							{}
      if hasattr(self.model.config      , 'return_all_scores'	) and return_all_scores is None:
          lowerCAmelCase 						=							self.model.config.return_all_scores

      if isinstance(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	) or top_k is None:
          lowerCAmelCase 						=							top_k
          lowerCAmelCase 						=							False
      elif return_all_scores is not None:
          warnings.warn(
              '`return_all_scores` is now deprecated,  if want a similar functionality use `top_k=None` instead of'
              ' `return_all_scores=True` or `top_k=1` instead of `return_all_scores=False`.'      , _SCREAMING_SNAKE_CASE      , )
          if return_all_scores:
              lowerCAmelCase 						=							None
          else:
              lowerCAmelCase 						=							1

      if isinstance(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):
          lowerCAmelCase 						=							ClassificationFunction[function_to_apply.upper()]

      if function_to_apply is not None:
          lowerCAmelCase 						=							function_to_apply
      return preprocess_params, {}, postprocess_params

  def __call__(				self      , *_SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							super().__call__(*_SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	)
      # TODO try and retrieve it in a nicer way from _sanitize_parameters.
      lowerCAmelCase 						=							'top_k' not in kwargs
      if isinstance(args[0]      , _SCREAMING_SNAKE_CASE	) and _legacy:
          # This pipeline is odd, and return a list when single item is run
          return [result]
      else:
          return result

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							self.framework
      if isinstance(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):
          return self.tokenizer(**_SCREAMING_SNAKE_CASE      , return_tensors=_SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	)
      elif isinstance(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	) and len(_SCREAMING_SNAKE_CASE	) == 1 and isinstance(inputs[0]      , _SCREAMING_SNAKE_CASE	) and len(inputs[0]	) == 2:
          # It used to be valid to use a list of list of list for text pairs, keeping this path for BC
          return self.tokenizer(
              text=inputs[0][0]      , text_pair=inputs[0][1]      , return_tensors=_SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	)
      elif isinstance(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):
          # This is likely an invalid usage of the pipeline attempting to pass text pairs.
          raise ValueError(
              'The pipeline received invalid inputs, if you are trying to send text pairs, you can try to send a'
              ' dictionary `{"text": "My text", "text_pair": "My pair"}` in order to send a text pair.'	)
      return self.tokenizer(_SCREAMING_SNAKE_CASE      , return_tensors=_SCREAMING_SNAKE_CASE      , **_SCREAMING_SNAKE_CASE	)

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      return self.model(**_SCREAMING_SNAKE_CASE	)


  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE=None      , _SCREAMING_SNAKE_CASE=1      , _SCREAMING_SNAKE_CASE=True	):





      '''simple docstring'''

      if function_to_apply is None:
          if self.model.config.problem_type == "multi_label_classification" or self.model.config.num_labels == 1:
              lowerCAmelCase 						=							ClassificationFunction.SIGMOID
          elif self.model.config.problem_type == "single_label_classification" or self.model.config.num_labels > 1:
              lowerCAmelCase 						=							ClassificationFunction.SOFTMAX
          elif hasattr(self.model.config      , 'function_to_apply'	) and function_to_apply is None:
              lowerCAmelCase 						=							self.model.config.function_to_apply
          else:
              lowerCAmelCase 						=							ClassificationFunction.NONE

      lowerCAmelCase 						=							model_outputs['logits'][0]
      lowerCAmelCase 						=							outputs.numpy()

      if function_to_apply == ClassificationFunction.SIGMOID:
          lowerCAmelCase 						=							sigmoid(_SCREAMING_SNAKE_CASE	)
      elif function_to_apply == ClassificationFunction.SOFTMAX:
          lowerCAmelCase 						=							softmax(_SCREAMING_SNAKE_CASE	)
      elif function_to_apply == ClassificationFunction.NONE:
          lowerCAmelCase 						=							outputs
      else:
          raise ValueError(F'Unrecognized `function_to_apply` argument: {function_to_apply}'	)

      if top_k == 1 and _legacy:
          return {"label": self.model.config.idalabel[scores.argmax().item()], "score": scores.max().item()}

      lowerCAmelCase 						=							[
          {'label': self.model.config.idalabel[i], 'score': score.item()} for i, score in enumerate(_SCREAMING_SNAKE_CASE	)
      ]
      if not _legacy:
          dict_scores.sort(key=lambda _SCREAMING_SNAKE_CASE	: x["score"]      , reverse=_SCREAMING_SNAKE_CASE	)
          if top_k is not None:
              lowerCAmelCase 						=							dict_scores[:top_k]
      return dict_scores








'''simple docstring'''



import inspect
import unittest

from transformers import ConvNextConfig
from transformers.testing_utils import require_torch, require_vision, slow, torch_device
from transformers.utils import cached_property, is_torch_available, is_vision_available

from ...test_backbone_common import BackboneTesterMixin
from ...test_configuration_common import ConfigTester
from ...test_modeling_common import ModelTesterMixin, floats_tensor, ids_tensor
from ...test_pipeline_mixin import PipelineTesterMixin


if is_torch_available():
     import torch

     from transformers import ConvNextBackbone, ConvNextForImageClassification, ConvNextModel
     from transformers.models.convnext.modeling_convnext import CONVNEXT_PRETRAINED_MODEL_ARCHIVE_LIST


if is_vision_available():
     from PIL import Image

     from transformers import AutoImageProcessor



class 				_snake_case					:

  def __init__(				self      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE=13      , _SCREAMING_SNAKE_CASE=32      , _SCREAMING_SNAKE_CASE=3      , _SCREAMING_SNAKE_CASE=4      , _SCREAMING_SNAKE_CASE=[10, 20, 30, 40]      , _SCREAMING_SNAKE_CASE=[2, 2, 3, 2]      , _SCREAMING_SNAKE_CASE=True      , _SCREAMING_SNAKE_CASE=True      , _SCREAMING_SNAKE_CASE=37      , _SCREAMING_SNAKE_CASE="gelu"      , _SCREAMING_SNAKE_CASE=10      , _SCREAMING_SNAKE_CASE=0.02      , _SCREAMING_SNAKE_CASE=["stage2", "stage3", "stage4"]      , _SCREAMING_SNAKE_CASE=[2, 3, 4]      , _SCREAMING_SNAKE_CASE=None      , ):





      '''simple docstring'''

      lowerCAmelCase 						=							parent
      lowerCAmelCase 						=							batch_size
      lowerCAmelCase 						=							image_size
      lowerCAmelCase 						=							num_channels
      lowerCAmelCase 						=							num_stages
      lowerCAmelCase 						=							hidden_sizes
      lowerCAmelCase 						=							depths
      lowerCAmelCase 						=							is_training
      lowerCAmelCase 						=							use_labels
      lowerCAmelCase 						=							intermediate_size
      lowerCAmelCase 						=							hidden_act
      lowerCAmelCase 						=							num_labels
      lowerCAmelCase 						=							initializer_range
      lowerCAmelCase 						=							out_features
      lowerCAmelCase 						=							out_indices
      lowerCAmelCase 						=							scope

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							floats_tensor([self.batch_size, self.num_channels, self.image_size, self.image_size]	)

      lowerCAmelCase 						=							None
      if self.use_labels:
          lowerCAmelCase 						=							ids_tensor([self.batch_size]      , self.num_labels	)

      lowerCAmelCase 						=							self.get_config()
      return config, pixel_values, labels

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      return ConvNextConfig(
          num_channels=self.num_channels      , hidden_sizes=self.hidden_sizes      , depths=self.depths      , num_stages=self.num_stages      , hidden_act=self.hidden_act      , is_decoder=_SCREAMING_SNAKE_CASE      , initializer_range=self.initializer_range      , out_features=self.out_features      , out_indices=self.out_indices      , num_labels=self.num_labels      , )

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextModel(config=_SCREAMING_SNAKE_CASE	)
      model.to(_SCREAMING_SNAKE_CASE	)
      model.eval()
      lowerCAmelCase 						=							model(_SCREAMING_SNAKE_CASE	)
      # expected last hidden states: B, C, H // 32, W // 32
      self.parent.assertEqual(
          result.last_hidden_state.shape      , (self.batch_size, self.hidden_sizes[-1], self.image_size // 32, self.image_size // 32)      , )

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextForImageClassification(_SCREAMING_SNAKE_CASE	)
      model.to(_SCREAMING_SNAKE_CASE	)
      model.eval()
      lowerCAmelCase 						=							model(_SCREAMING_SNAKE_CASE      , labels=_SCREAMING_SNAKE_CASE	)
      self.parent.assertEqual(result.logits.shape      , (self.batch_size, self.num_labels)	)

  def   _SCREAMING_SNAKE_CASE				(				self      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextBackbone(config=_SCREAMING_SNAKE_CASE	)
      model.to(_SCREAMING_SNAKE_CASE	)
      model.eval()
      lowerCAmelCase 						=							model(_SCREAMING_SNAKE_CASE	)

      # verify hidden states
      self.parent.assertEqual(len(result.feature_maps	)      , len(config.out_features	)	)
      self.parent.assertListEqual(list(result.feature_maps[0].shape	)      , [self.batch_size, self.hidden_sizes[1], 4, 4]	)

      # verify channels
      self.parent.assertEqual(len(model.channels	)      , len(config.out_features	)	)
      self.parent.assertListEqual(model.channels      , config.hidden_sizes[1:]	)

      # verify backbone works with out_features=None
      lowerCAmelCase 						=							None
      lowerCAmelCase 						=							ConvNextBackbone(config=_SCREAMING_SNAKE_CASE	)
      model.to(_SCREAMING_SNAKE_CASE	)
      model.eval()
      lowerCAmelCase 						=							model(_SCREAMING_SNAKE_CASE	)

      # verify feature maps
      self.parent.assertEqual(len(result.feature_maps	)      , 1	)
      self.parent.assertListEqual(list(result.feature_maps[0].shape	)      , [self.batch_size, self.hidden_sizes[-1], 1, 1]	)

      # verify channels
      self.parent.assertEqual(len(model.channels	)      , 1	)
      self.parent.assertListEqual(model.channels      , [config.hidden_sizes[-1]]	)


  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							self.prepare_config_and_inputs()
      lowerCAmelCase						,   lowerCAmelCase						,   lowerCAmelCase 						=							config_and_inputs
      lowerCAmelCase 						=							{'pixel_values': pixel_values}
      return config, inputs_dict



@require_torch
class 				_snake_case					(   a_     , a_     , unittest.TestCase			):
  SCREAMING_SNAKE_CASE			:       List[Any]				=     (
      (
          ConvNextModel,
          ConvNextForImageClassification,
          ConvNextBackbone,
      )
      if is_torch_available()
      else ()
  )
  SCREAMING_SNAKE_CASE			:       int				=     (
      {'''feature-extraction''': ConvNextModel, '''image-classification''': ConvNextForImageClassification}
      if is_torch_available()
      else {}
  )

  SCREAMING_SNAKE_CASE			:       Tuple				=     True
  SCREAMING_SNAKE_CASE			:       Union[str, Any]				=     False
  SCREAMING_SNAKE_CASE			:       Tuple				=     False
  SCREAMING_SNAKE_CASE			:       List[str]				=     False
  SCREAMING_SNAKE_CASE			:       Optional[int]				=     False

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextModelTester(self	)
      lowerCAmelCase 						=							ConfigTester(self      , config_class=_SCREAMING_SNAKE_CASE      , has_text_modality=_SCREAMING_SNAKE_CASE      , hidden_size=37	)

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      self.create_and_test_config_common_properties()
      self.config_tester.create_and_test_config_to_json_string()
      self.config_tester.create_and_test_config_to_json_file()
      self.config_tester.create_and_test_config_from_and_save_pretrained()
      self.config_tester.create_and_test_config_with_num_labels()
      self.config_tester.check_config_can_be_init_without_params()
      self.config_tester.check_config_arguments_init()

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      return

  @unittest.skip(reason='ConvNext does not use inputs_embeds'	)
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      pass

  @unittest.skip(reason='ConvNext does not support input and output embeddings'	)
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      pass

  @unittest.skip(reason='ConvNext does not use feedforward chunking'	)
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      pass

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase						,   lowerCAmelCase 						=							self.model_tester.prepare_config_and_inputs_for_common()

      for model_class in self.all_model_classes:
          lowerCAmelCase 						=							model_class(_SCREAMING_SNAKE_CASE	)
          lowerCAmelCase 						=							inspect.signature(model.forward	)
          # signature.parameters is an OrderedDict => so arg_names order is deterministic
          lowerCAmelCase 						=							[*signature.parameters.keys()]

          lowerCAmelCase 						=							['pixel_values']
          self.assertListEqual(arg_names[:1]      , _SCREAMING_SNAKE_CASE	)

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							self.model_tester.prepare_config_and_inputs()
      self.model_tester.create_and_check_model(*_SCREAMING_SNAKE_CASE	)

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							self.model_tester.prepare_config_and_inputs()
      self.model_tester.create_and_check_backbone(*_SCREAMING_SNAKE_CASE	)

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      def check_hidden_states_output(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	):
          lowerCAmelCase 						=							model_class(_SCREAMING_SNAKE_CASE	)
          model.to(_SCREAMING_SNAKE_CASE	)
          model.eval()

          with torch.no_grad():
              lowerCAmelCase 						=							model(**self._prepare_for_class(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	)	)

          lowerCAmelCase 						=							outputs.encoder_hidden_states if config.is_encoder_decoder else outputs.hidden_states

          lowerCAmelCase 						=							self.model_tester.num_stages
          self.assertEqual(len(_SCREAMING_SNAKE_CASE	)      , expected_num_stages + 1	)

          # ConvNext's feature maps are of shape (batch_size, num_channels, height, width)
          self.assertListEqual(
              list(hidden_states[0].shape[-2:]	)      , [self.model_tester.image_size // 4, self.model_tester.image_size // 4]      , )

      lowerCAmelCase						,   lowerCAmelCase 						=							self.model_tester.prepare_config_and_inputs_for_common()

      for model_class in self.all_model_classes:
          lowerCAmelCase 						=							True
          check_hidden_states_output(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	)

          # check that output_hidden_states also work using config
          del inputs_dict["output_hidden_states"]
          lowerCAmelCase 						=							True

          check_hidden_states_output(_SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE      , _SCREAMING_SNAKE_CASE	)

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							self.model_tester.prepare_config_and_inputs()
      self.model_tester.create_and_check_for_image_classification(*_SCREAMING_SNAKE_CASE	)


  @slow
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      for model_name in CONVNEXT_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
          lowerCAmelCase 						=							ConvNextModel.from_pretrained(_SCREAMING_SNAKE_CASE	)
          self.assertIsNotNone(_SCREAMING_SNAKE_CASE	)



def       snake_case   (	) ->  List[str]:


    """simple docstring"""


    lowerCAmelCase 						=							Image.open('./tests/fixtures/tests_samples/COCO/000000039769.png'			)
    return image



@require_torch
@require_vision
class 				_snake_case					(   unittest.TestCase			):

  @cached_property
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      return AutoImageProcessor.from_pretrained('facebook/convnext-tiny-224'	) if is_vision_available() else None


  @slow
  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextForImageClassification.from_pretrained('facebook/convnext-tiny-224'	).to(_SCREAMING_SNAKE_CASE	)

      lowerCAmelCase 						=							self.default_image_processor
      lowerCAmelCase 						=							prepare_img()
      lowerCAmelCase 						=							image_processor(images=_SCREAMING_SNAKE_CASE      , return_tensors='pt'	).to(_SCREAMING_SNAKE_CASE	)

      # forward pass
      with torch.no_grad():
          lowerCAmelCase 						=							model(**_SCREAMING_SNAKE_CASE	)

      # verify the logits
      lowerCAmelCase 						=							torch.Size((1, 10_00)	)
      self.assertEqual(outputs.logits.shape      , _SCREAMING_SNAKE_CASE	)

      lowerCAmelCase 						=							torch.tensor([-0.0_260, -0.4_739, 0.1_911]	).to(_SCREAMING_SNAKE_CASE	)

      self.assertTrue(torch.allclose(outputs.logits[0, :3]      , _SCREAMING_SNAKE_CASE      , atol=1e-4	)	)



@require_torch
class 				_snake_case					(   unittest.TestCase     , a_			):
  SCREAMING_SNAKE_CASE			:       Dict				=     (ConvNextBackbone,) if is_torch_available() else ()
  SCREAMING_SNAKE_CASE			:       Tuple				=     ConvNextConfig

  SCREAMING_SNAKE_CASE			:       Dict				=     False

  def   _SCREAMING_SNAKE_CASE				(				self	):





      '''simple docstring'''

      lowerCAmelCase 						=							ConvNextModelTester(self	)





