
import argparse
import json
from pathlib import Path

import requests
import torch
from datasets import load_dataset
from huggingface_hub import hf_hub_download
from PIL import Image

from transformers import (
    BeitConfig,
    BeitForImageClassification,
    BeitForMaskedImageModeling,
    BeitForSemanticSegmentation,
    BeitImageProcessor,
)
from transformers.image_utils import PILImageResampling
from transformers.utils import logging


logging.set_verbosity_info()
lowercase__				:				List[Any]						=      logging.get_logger(__name__)




def 						A_			(				snake_case				: int			,   snake_case				: Tuple=False			,   snake_case				: List[Any]=False			)   ->     List[str]:



						'''simple docstring'''

						__UpperCamelCase  	=      '''backbone.''' if is_semantic else ''''''

						__UpperCamelCase  	=      []
						for i in range(config.num_hidden_layers			):
												# encoder layers: output projection, 2 feedforward neural networks and 2 layernorms
												rename_keys.append((f"{prefix}blocks.{i}.norm1.weight", f"beit.encoder.layer.{i}.layernorm_before.weight")			)
												rename_keys.append((f"{prefix}blocks.{i}.norm1.bias", f"beit.encoder.layer.{i}.layernorm_before.bias")			)
												rename_keys.append(
												    (f"{prefix}blocks.{i}.attn.proj.weight", f"beit.encoder.layer.{i}.attention.output.dense.weight")			)
												rename_keys.append(
												    (f"{prefix}blocks.{i}.attn.proj.bias", f"beit.encoder.layer.{i}.attention.output.dense.bias")			)
												rename_keys.append((f"{prefix}blocks.{i}.norm2.weight", f"beit.encoder.layer.{i}.layernorm_after.weight")			)
												rename_keys.append((f"{prefix}blocks.{i}.norm2.bias", f"beit.encoder.layer.{i}.layernorm_after.bias")			)
												rename_keys.append((f"{prefix}blocks.{i}.mlp.fc1.weight", f"beit.encoder.layer.{i}.intermediate.dense.weight")			)
												rename_keys.append((f"{prefix}blocks.{i}.mlp.fc1.bias", f"beit.encoder.layer.{i}.intermediate.dense.bias")			)
												rename_keys.append((f"{prefix}blocks.{i}.mlp.fc2.weight", f"beit.encoder.layer.{i}.output.dense.weight")			)
												rename_keys.append((f"{prefix}blocks.{i}.mlp.fc2.bias", f"beit.encoder.layer.{i}.output.dense.bias")			)

						# projection layer + position embeddings
						rename_keys.extend(
						    [
						        (f"{prefix}cls_token", '''beit.embeddings.cls_token'''),
						        (f"{prefix}patch_embed.proj.weight", '''beit.embeddings.patch_embeddings.projection.weight'''),
						        (f"{prefix}patch_embed.proj.bias", '''beit.embeddings.patch_embeddings.projection.bias'''),
						    ]			)

						if has_lm_head:
												# mask token + shared relative position bias + layernorm
												rename_keys.extend(
												    [
												        ('''mask_token''', '''beit.embeddings.mask_token'''),
												        (
												            '''rel_pos_bias.relative_position_bias_table''',
												            '''beit.encoder.relative_position_bias.relative_position_bias_table''',
												        ),
												        (
												            '''rel_pos_bias.relative_position_index''',
												            '''beit.encoder.relative_position_bias.relative_position_index''',
												        ),
												        ('''norm.weight''', '''layernorm.weight'''),
												        ('''norm.bias''', '''layernorm.bias'''),
												    ]			)
						elif is_semantic:
												# semantic segmentation classification heads
												rename_keys.extend(
												    [
												        ('''decode_head.conv_seg.weight''', '''decode_head.classifier.weight'''),
												        ('''decode_head.conv_seg.bias''', '''decode_head.classifier.bias'''),
												        ('''auxiliary_head.conv_seg.weight''', '''auxiliary_head.classifier.weight'''),
												        ('''auxiliary_head.conv_seg.bias''', '''auxiliary_head.classifier.bias'''),
												    ]			)
						else:
												# layernorm + classification head
												rename_keys.extend(
												    [
												        ('''fc_norm.weight''', '''beit.pooler.layernorm.weight'''),
												        ('''fc_norm.bias''', '''beit.pooler.layernorm.bias'''),
												        ('''head.weight''', '''classifier.weight'''),
												        ('''head.bias''', '''classifier.bias'''),
												    ]			)

						return rename_keys




def 						A_			(				snake_case				: Union[str, Any]			,   snake_case				: List[Any]			,   snake_case				: Union[str, Any]=False			,   snake_case				: List[str]=False			)   ->     Union[str, Any]:



						'''simple docstring'''

						for i in range(config.num_hidden_layers			):
												__UpperCamelCase  	=      '''backbone.''' if is_semantic else ''''''
												# queries, keys and values
												__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.attn.qkv.weight"			)
												__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.attn.q_bias"			)
												__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.attn.v_bias"			)

												__UpperCamelCase  	=      in_proj_weight[
												    : config.hidden_size, :
												]
												__UpperCamelCase  	=      q_bias
												__UpperCamelCase  	=      in_proj_weight[
												    config.hidden_size : config.hidden_size * 2, :
												]
												__UpperCamelCase  	=      in_proj_weight[
												    -config.hidden_size :, :
												]
												__UpperCamelCase  	=      v_bias

												# gamma_1 and gamma_2
												# we call them lambda because otherwise they are renamed when using .from_pretrained
												__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.gamma_1"			)
												__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.gamma_2"			)

												__UpperCamelCase  	=      gamma_a
												__UpperCamelCase  	=      gamma_a

												# relative_position bias table + index
												if not has_lm_head:
																		# each layer has its own relative position bias
																		__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.attn.relative_position_bias_table"			)
																		__UpperCamelCase  	=      state_dict.pop(f"{prefix}blocks.{i}.attn.relative_position_index"			)

																		__UpperCamelCase  	=      table
																		__UpperCamelCase  	=      index




def 						A_			(				snake_case				: Dict			,   snake_case				: Optional[int]			,   snake_case				: int			)   ->     Dict:



						'''simple docstring'''

						__UpperCamelCase  	=      dct.pop(snake_case			)
						__UpperCamelCase  	=      val




def 						A_			(				)   ->     Optional[Any]:



						'''simple docstring'''

						__UpperCamelCase  	=      '''http://images.cocodataset.org/val2017/000000039769.jpg'''
						__UpperCamelCase  	=      Image.open(requests.get(snake_case			,   stream=snake_case			).raw			)
						return im




@torch.no_grad()
def 						A_			(				snake_case				: Optional[Any]			,   snake_case				: Any			)   ->     Tuple:



						'''simple docstring'''

						__UpperCamelCase  	=      BeitConfig()
						__UpperCamelCase  	=      False
						__UpperCamelCase  	=      False
						__UpperCamelCase  	=      '''huggingface/label-files'''
						# set config parameters based on URL
						if checkpoint_url[-9:-4] == "pt22k":
												# masked image modeling
												__UpperCamelCase  	=      True
												__UpperCamelCase  	=      True
												__UpperCamelCase  	=      True
						elif checkpoint_url[-9:-4] == "ft22k":
												# intermediate fine-tuning on ImageNet-22k
												__UpperCamelCase  	=      True
												__UpperCamelCase  	=      21841
												__UpperCamelCase  	=      '''imagenet-22k-id2label.json'''
												__UpperCamelCase  	=      json.load(open(hf_hub_download(snake_case			,   snake_case			,   repo_type='''dataset'''			)			,   '''r'''			)			)
												__UpperCamelCase  	=      {int(snake_case			): v for k, v in idalabel.items()}
												# this dataset contains 21843 labels but the model only has 21841
												# we delete the classes as mentioned in https://github.com/google-research/big_transfer/issues/18
												del idalabel[9205]
												del idalabel[15027]
												__UpperCamelCase  	=      idalabel
												__UpperCamelCase  	=      {v: k for k, v in idalabel.items()}
						elif checkpoint_url[-8:-4] == "to1k":
												# fine-tuning on ImageNet-1k
												__UpperCamelCase  	=      True
												__UpperCamelCase  	=      1000
												__UpperCamelCase  	=      '''imagenet-1k-id2label.json'''
												__UpperCamelCase  	=      json.load(open(hf_hub_download(snake_case			,   snake_case			,   repo_type='''dataset'''			)			,   '''r'''			)			)
												__UpperCamelCase  	=      {int(snake_case			): v for k, v in idalabel.items()}
												__UpperCamelCase  	=      idalabel
												__UpperCamelCase  	=      {v: k for k, v in idalabel.items()}
												if "384" in checkpoint_url:
																		__UpperCamelCase  	=      384
												if "512" in checkpoint_url:
																		__UpperCamelCase  	=      512
						elif "ade20k" in checkpoint_url:
												# fine-tuning
												__UpperCamelCase  	=      True
												__UpperCamelCase  	=      150
												__UpperCamelCase  	=      '''ade20k-id2label.json'''
												__UpperCamelCase  	=      json.load(open(hf_hub_download(snake_case			,   snake_case			,   repo_type='''dataset'''			)			,   '''r'''			)			)
												__UpperCamelCase  	=      {int(snake_case			): v for k, v in idalabel.items()}
												__UpperCamelCase  	=      idalabel
												__UpperCamelCase  	=      {v: k for k, v in idalabel.items()}
												__UpperCamelCase  	=      640
												__UpperCamelCase  	=      True
						else:
												raise ValueError('''Checkpoint not supported, URL should either end with \'pt22k\', \'ft22k\', \'to1k\' or \'ade20k\''''			)

						# size of the architecture
						if "base" in checkpoint_url:
												pass
						elif "large" in checkpoint_url:
												__UpperCamelCase  	=      1024
												__UpperCamelCase  	=      4096
												__UpperCamelCase  	=      24
												__UpperCamelCase  	=      16
												if "ade20k" in checkpoint_url:
																		__UpperCamelCase  	=      640
																		__UpperCamelCase  	=      [7, 11, 15, 23]
						else:
												raise ValueError('''Should either find \'base\' or \'large\' in checkpoint URL'''			)

						# load state_dict of original model, remove and rename some keys
						__UpperCamelCase  	=      torch.hub.load_state_dict_from_url(snake_case			,   map_location='''cpu'''			,   check_hash=snake_case			)
						__UpperCamelCase  	=      state_dict['''model'''] if '''ade20k''' not in checkpoint_url else state_dict['''state_dict''']

						__UpperCamelCase  	=      create_rename_keys(snake_case			,   has_lm_head=snake_case			,   is_semantic=snake_case			)
						for src, dest in rename_keys:
												rename_key(snake_case			,   snake_case			,   snake_case			)
						read_in_q_k_v(snake_case			,   snake_case			,   has_lm_head=snake_case			,   is_semantic=snake_case			)
						if is_semantic:
												# add prefix to decoder keys
												for key, val in state_dict.copy().items():
																		__UpperCamelCase  	=      state_dict.pop(snake_case			)
																		if key.startswith('''backbone.fpn'''			):
																								__UpperCamelCase  	=      key.replace('''backbone.fpn'''			,   '''fpn'''			)
																		__UpperCamelCase  	=      val

    # load HuggingFace model
						if checkpoint_url[-9:-4] == "pt22k":
												__UpperCamelCase  	=      BeitForMaskedImageModeling(snake_case			)
						elif "ade20k" in checkpoint_url:
												__UpperCamelCase  	=      BeitForSemanticSegmentation(snake_case			)
						else:
												__UpperCamelCase  	=      BeitForImageClassification(snake_case			)
						model.eval()
						model.load_state_dict(snake_case			)

						# Check outputs on an image
						if is_semantic:
												__UpperCamelCase  	=      BeitImageProcessor(size=config.image_size			,   do_center_crop=snake_case			)
												__UpperCamelCase  	=      load_dataset('''hf-internal-testing/fixtures_ade20k'''			,   split='''test'''			)
												__UpperCamelCase  	=      Image.open(ds[0]['''file''']			)
						else:
												__UpperCamelCase  	=      BeitImageProcessor(
												    size=config.image_size			,   resample=PILImageResampling.BILINEAR			,   do_center_crop=snake_case			)
												__UpperCamelCase  	=      prepare_img()

						__UpperCamelCase  	=      image_processor(images=snake_case			,   return_tensors='''pt'''			)
						__UpperCamelCase  	=      encoding['''pixel_values''']

						__UpperCamelCase  	=      model(snake_case			)
						__UpperCamelCase  	=      outputs.logits

						# verify logits
						__UpperCamelCase  	=      torch.Size([1, 1000]			)
						if checkpoint_url[:-4].endswith('''beit_base_patch16_224_pt22k'''			):
												__UpperCamelCase  	=      torch.Size([1, 196, 8192]			)
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_224_pt22k'''			):
												__UpperCamelCase  	=      torch.Size([1, 196, 8192]			)
						elif checkpoint_url[:-4].endswith('''beit_base_patch16_224_pt22k_ft22k'''			):
												__UpperCamelCase  	=      torch.Size([1, 21841]			)
												__UpperCamelCase  	=      torch.tensor([2.2288, 2.4671, 0.7395]			)
												__UpperCamelCase  	=      2397
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_224_pt22k_ft22k'''			):
												__UpperCamelCase  	=      torch.Size([1, 21841]			)
												__UpperCamelCase  	=      torch.tensor([1.6881, -0.2787, 0.5901]			)
												__UpperCamelCase  	=      2396
						elif checkpoint_url[:-4].endswith('''beit_base_patch16_224_pt22k_ft1k'''			):
												__UpperCamelCase  	=      torch.tensor([0.1241, 0.0798, -0.6569]			)
												__UpperCamelCase  	=      285
						elif checkpoint_url[:-4].endswith('''beit_base_patch16_224_pt22k_ft22kto1k'''			):
												__UpperCamelCase  	=      torch.tensor([-1.2385, -1.0987, -1.0108]			)
												__UpperCamelCase  	=      281
						elif checkpoint_url[:-4].endswith('''beit_base_patch16_384_pt22k_ft22kto1k'''			):
												__UpperCamelCase  	=      torch.tensor([-1.5303, -0.9484, -0.3147]			)
												__UpperCamelCase  	=      761
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_224_pt22k_ft1k'''			):
												__UpperCamelCase  	=      torch.tensor([0.4610, -0.0928, 0.2086]			)
												__UpperCamelCase  	=      761
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_224_pt22k_ft22kto1k'''			):
												__UpperCamelCase  	=      torch.tensor([-0.4804, 0.6257, -0.1837]			)
												__UpperCamelCase  	=      761
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_384_pt22k_ft22kto1k'''			):
												__UpperCamelCase  	=      torch.tensor([[-0.5122, 0.5117, -0.2113]]			)
												__UpperCamelCase  	=      761
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_512_pt22k_ft22kto1k'''			):
												__UpperCamelCase  	=      torch.tensor([-0.3062, 0.7261, 0.4852]			)
												__UpperCamelCase  	=      761
						elif checkpoint_url[:-4].endswith('''beit_base_patch16_640_pt22k_ft22ktoade20k'''			):
												__UpperCamelCase  	=      (1, 150, 160, 160)
												__UpperCamelCase  	=      torch.tensor(
												    [
												        [[-4.9225, -2.3954, -3.0522], [-2.8822, -1.0046, -1.7561], [-2.9549, -1.3228, -2.1347]],
												        [[-5.8168, -3.4129, -4.0778], [-3.8651, -2.2214, -3.0277], [-3.8356, -2.4643, -3.3535]],
												        [[-0.0078, 3.9952, 4.0754], [2.9856, 4.6944, 5.0035], [3.2413, 4.7813, 4.9969]],
												    ]			)
						elif checkpoint_url[:-4].endswith('''beit_large_patch16_640_pt22k_ft22ktoade20k'''			):
												__UpperCamelCase  	=      (1, 150, 160, 160)
												__UpperCamelCase  	=      torch.tensor(
												    [
												        [[-4.3305, -2.3049, -3.0161], [-2.9591, -1.5305, -2.2251], [-3.4198, -1.8004, -2.9062]],
												        [[-5.8922, -3.7435, -4.3978], [-4.2063, -2.7872, -3.4755], [-4.2791, -3.1874, -4.1681]],
												        [[0.9895, 4.3467, 4.7663], [4.2476, 5.6830, 6.1518], [4.5550, 6.2495, 6.5154]],
												    ]			)
						else:
												raise ValueError('''Can\'t verify logits as model is not supported'''			)

						assert logits.shape == expected_shape, "Shape of logits not as expected"
						if not has_lm_head:
												if is_semantic:
																		assert torch.allclose(
																		    logits[0, :3, :3, :3]			,   snake_case			,   atol=1e-3			), "First elements of logits not as expected"
												else:
																		print('''Predicted class idx:'''			,   logits.argmax(-1			).item()			)
																		assert torch.allclose(
																		    logits[0, :3]			,   snake_case			,   atol=1e-3			), "First elements of logits not as expected"
																		assert logits.argmax(-1			).item() == expected_class_idx, "Predicted class index not as expected"

						Path(snake_case			).mkdir(exist_ok=snake_case			)
						print(f"Saving model to {pytorch_dump_folder_path}"			)
						model.save_pretrained(snake_case			)
						print(f"Saving image processor to {pytorch_dump_folder_path}"			)
						image_processor.save_pretrained(snake_case			)


if __name__ == "__main__":
				lowercase__				:				Any						=      argparse.ArgumentParser()

				parser.add_argument(
				    "--checkpoint_url",
				    default="https://conversationhub.blob.core.windows.net/beit-share-public/beit/beit_base_patch16_224_pt22k_ft22kto1k.pth",
				    type=str,
				    help="URL to the original PyTorch checkpoint (.pth file).",
				)
				parser.add_argument(
				    "--pytorch_dump_folder_path", default=None, type=str, help="Path to the folder to output PyTorch model."
				)
				lowercase__				:				int						=      parser.parse_args()
				convert_beit_checkpoint(args.checkpoint_url, args.pytorch_dump_folder_path)





"""simple docstring"""
from typing import Dict, List, Optional, Tuple

from ...tokenization_utils import AddedToken, PreTrainedTokenizer
from ...utils import logging


lowercase__   			=      logging.get_logger(__name__)




class   __snake_case			(	__lowerCAmelCase							):
      a__								=						["""input_ids""", """attention_mask"""]



      def __init__(		self       ,     lowercase="[PAD]"       ,     lowercase="[BOS]"       ,     lowercase="[EOS]"       ,     lowercase="[MASK]"       ,     lowercase="[CLS]"       ,     lowercase="[SEP]"       ,     lowercase=20_48       ,     **lowercase       ,     )      ->     None:





        '''simple docstring'''





        a__:	Any     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else pad_token
        a__:	Tuple     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else bos_token
        a__:	Union[str, Any]     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else eos_token
        a__:	Tuple     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else mask_token
        a__:	int     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else cls_token
        a__:	Any     				=      AddedToken(lowercase       ,     lstrip=lowercase       ,     rstrip=lowercase) if isinstance(lowercase       ,     lowercase) else sep_token

        super().__init__(
            pad_token=lowercase       ,     bos_token=lowercase       ,     eos_token=lowercase       ,     mask_token=lowercase       ,     cls_token=lowercase       ,     sep_token=lowercase       ,     model_max_length=lowercase       ,     **lowercase       ,     )

        a__:	Optional[Any]     				=      2**8  # utf is 8 bits

        # define special tokens dict
        a__:	Dict[str, int]     				=      {
            self.pad_token: 0,
            self.bos_token: 1,
            self.eos_token: 2,
            self.mask_token: 3,
            self.cls_token: 4,
            self.sep_token: 5,
        }
        a__:	Union[str, Any]     				=      len(self.special_tokens_encoder)
        a__:	Dict[int, str]     				=      {v: k for k, v in self.special_tokens_encoder.items()}



      def     lowerCamelCase_  (		self)      ->     Dict[str, int]:





        '''simple docstring'''





        a__:	Optional[int]     				=      self.special_tokens_encoder.copy()
        vocab.update(self.added_tokens_encoder)
        for i in range(self._utf_vocab_size):
          a__:	Optional[int]     				=      chr(lowercase)
          a__:	str     				=      i + len(self.special_tokens_encoder)
        return vocab



      @property
      def     lowerCamelCase_  (		self)      ->     List[Any]:





        '''simple docstring'''





        return self._utf_vocab_size + self._num_special_tokens



      def     lowerCamelCase_  (		self       ,     lowercase       ,     lowercase = None       ,     lowercase = False)      ->     List[int]:





        '''simple docstring'''





        if already_has_special_tokens:
          return super().get_special_tokens_mask(
              token_ids_a=lowercase       ,     token_ids_a=lowercase       ,     already_has_special_tokens=lowercase)

        # normal case: some special tokens
        if token_ids_a is None:
          return [1] + [0] * len(lowercase) + [1]
        return [1] + ([0] * len(lowercase)) + [1] + ([0] * len(lowercase)) + [1]



      def     lowerCamelCase_  (		self       ,     lowercase       ,     lowercase = None)      ->     List[int]:





        '''simple docstring'''





        if token_ids_a is None:
          return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
        else:
          return [self.cls_token_id] + token_ids_a + [self.sep_token_id] + token_ids_a + [self.sep_token_id]



      def     lowerCamelCase_  (		self       ,     lowercase)      ->     List[str]:





        '''simple docstring'''





        a__:	Any     				=      [chr(lowercase) for i in text.encode('utf-8')]
        return tokens



      def     lowerCamelCase_  (		self       ,     lowercase)      ->     Union[str, Any]:





        '''simple docstring'''





        if token in self.special_tokens_encoder:
          a__:	Optional[int]     				=      self.special_tokens_encoder[token]
        elif token in self.added_tokens_encoder:
          a__:	Optional[int]     				=      self.added_tokens_encoder[token]
        elif len(lowercase) != 1:
          a__:	Dict     				=      self.unk_token_id
        else:
          a__:	Optional[Any]     				=      ord(lowercase) + self._num_special_tokens
        return token_id



      def     lowerCamelCase_  (		self       ,     lowercase)      ->     Tuple:





        '''simple docstring'''





        if index in self.special_tokens_decoder:
          a__:	List[Any]     				=      self.special_tokens_decoder[index]
        elif index in self.added_tokens_decoder:
          a__:	Tuple     				=      self.added_tokens_decoder[index]
        else:
          a__:	List[str]     				=      chr(index - self._num_special_tokens)
        return token



      def     lowerCamelCase_  (		self       ,     lowercase)      ->     Optional[int]:





        '''simple docstring'''





        a__:	Any     				=      B''
        for token in tokens:
          if token in self.special_tokens_decoder:
            a__:	str     				=      self.special_tokens_decoder[token].encode('utf-8')
          elif token in self.added_tokens_decoder:
            a__:	Optional[Any]     				=      self.special_tokens_decoder[token].encode('utf-8')
          elif token in self.special_tokens_encoder:
            a__:	Optional[Any]     				=      token.encode('utf-8')
          elif token in self.added_tokens_encoder:
            a__:	str     				=      token.encode('utf-8')
          else:
            a__:	Tuple     				=      bytes([ord(lowercase)])
          bstring += tok_string
        a__:	List[str]     				=      bstring.decode('utf-8'       ,     errors='replace')
        return string



      def     lowerCamelCase_  (		self       ,     lowercase       ,     lowercase = None)      ->     Tuple[str]:





        '''simple docstring'''





        return ()


