






"""simple docstring"""



import argparse
import os
import re


_lowerCAmelCase	:	str				=      """src/transformers"""

# Pattern that looks at the indentation in a line.
_lowerCAmelCase	:	str				=      re.compile(r"""^(\s*)\S""")
# Pattern that matches `"key":" and puts `key` in group 0.
_lowerCAmelCase	:	Tuple				=      re.compile(r"""^\s*\"([^\"]+)\":""")
# Pattern that matches `_import_structure["key"]` and puts `key` in group 0.
_lowerCAmelCase	:	int				=      re.compile(r"""^\s*_import_structure\[\"([^\"]+)\"\]""")
# Pattern that matches `"key",` and puts `key` in group 0.
_lowerCAmelCase	:	Any				=      re.compile(r"""^\s*\"([^\"]+)\",\s*$""")
# Pattern that matches any `[stuff]` and puts `stuff` in group 0.
_lowerCAmelCase	:	Optional[Any]				=      re.compile(r"""\[([^\]]+)\]""")


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : Union[str, Any]				)->		List[Any]:






     '''simple docstring'''



     UpperCAmelCase__						:    int							=							_re_indent.search(snake_case				)
     return "" if search is None else search.groups()[0]


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : str			,					snake_case       : int=""			,					snake_case       : Union[str, Any]=None			,					snake_case       : Optional[Any]=None				)->		Optional[Any]:






     '''simple docstring'''



     UpperCAmelCase__						:    Tuple							=							0
     UpperCAmelCase__						:    Any							=							code.split("\n"				)
     if start_prompt is not None:
          while not lines[index].startswith(snake_case				):
               index += 1
          UpperCAmelCase__						:    List[Any]							=							["\n".join(lines[:index]				)]
     else:
          UpperCAmelCase__						:    List[str]							=							[]

     # We split into blocks until we get to the `end_prompt` (or the end of the block).
     UpperCAmelCase__						:    Tuple							=							[lines[index]]
     index += 1
     while index < len(snake_case				) and (end_prompt is None or not lines[index].startswith(snake_case				)):
          if len(lines[index]				) > 0 and get_indent(lines[index]				) == indent_level:
               if len(snake_case				) > 0 and get_indent(current_block[-1]				).startswith(indent_level + " "				):
                    current_block.append(lines[index]				)
                    blocks.append("\n".join(snake_case				)				)
                    if index < len(snake_case				) - 1:
                         UpperCAmelCase__						:    Optional[int]							=							[lines[index + 1]]
                         index += 1
                    else:
                         UpperCAmelCase__						:    Optional[Any]							=							[]
               else:
                    blocks.append("\n".join(snake_case				)				)
                    UpperCAmelCase__						:    Optional[int]							=							[lines[index]]
          else:
               current_block.append(lines[index]				)
          index += 1

     # Adds current block if it's nonempty.
     if len(snake_case				) > 0:
          blocks.append("\n".join(snake_case				)				)

     # Add final block after end_prompt if provided.
     if end_prompt is not None and index < len(snake_case				):
          blocks.append("\n".join(lines[index:]				)				)

     return blocks


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : str				)->		Dict:






     '''simple docstring'''



     def _inner(snake_case       : Dict				):
          return key(snake_case				).lower().replace("_"			,					""				)

     return _inner


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : List[Any]			,					snake_case       : Dict=None				)->		List[Any]:






     '''simple docstring'''



     def noop(snake_case       : List[Any]				):
          return x

     if key is None:
          UpperCAmelCase__						:    List[str]							=							noop
     # Constants are all uppercase, they go first.
     UpperCAmelCase__						:    Dict							=							[obj for obj in objects if key(snake_case				).isupper()]
     # Classes are not all uppercase but start with a capital, they go second.
     UpperCAmelCase__						:    Any							=							[obj for obj in objects if key(snake_case				)[0].isupper() and not key(snake_case				).isupper()]
     # Functions begin with a lowercase, they go last.
     UpperCAmelCase__						:    Tuple							=							[obj for obj in objects if not key(snake_case				)[0].isupper()]

     UpperCAmelCase__						:    Tuple							=							ignore_underscore(snake_case				)
     return sorted(snake_case			,					key=snake_case				) + sorted(snake_case			,					key=snake_case				) + sorted(snake_case			,					key=snake_case				)


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : int				)->		Optional[Any]:






     '''simple docstring'''



     def _replace(snake_case       : Optional[Any]				):
          UpperCAmelCase__						:    List[Any]							=							match.groups()[0]
          if "," not in imports:
               return f'[{imports}]'
          UpperCAmelCase__						:    List[str]							=							[part.strip().replace("\""			,					""				) for part in imports.split(","				)]
          # We will have a final empty element if the line finished with a comma.
          if len(keys[-1]				) == 0:
               UpperCAmelCase__						:    List[Any]							=							keys[:-1]
          return "[" + ", ".join([f'"{k}"' for k in sort_objects(snake_case				)]				) + "]"

     UpperCAmelCase__						:    Any							=							import_statement.split("\n"				)
     if len(snake_case				) > 3:
          # Here we have to sort internal imports that are on several lines (one per name):
          # key: [
          #     "object1",
          #     "object2",
          #     ...
          # ]

          # We may have to ignore one or two lines on each side.
          UpperCAmelCase__						:    List[Any]							=							2 if lines[1].strip() == "[" else 1
          UpperCAmelCase__						:    Dict							=							[(i, _re_strip_line.search(snake_case				).groups()[0]) for i, line in enumerate(lines[idx:-idx]				)]
          UpperCAmelCase__						:    str							=							sort_objects(snake_case			,					key=lambda snake_case				: x[1]				)
          UpperCAmelCase__						:    str							=							[lines[x[0] + idx] for x in sorted_indices]
          return "\n".join(lines[:idx] + sorted_lines + lines[-idx:]				)
     elif len(snake_case				) == 3:
          # Here we have to sort internal imports that are on one separate line:
          # key: [
          #     "object1", "object2", ...
          # ]
          if _re_bracket_content.search(lines[1]				) is not None:
               UpperCAmelCase__						:    int							=							_re_bracket_content.sub(_replace			,					lines[1]				)
          else:
               UpperCAmelCase__						:    Dict							=							[part.strip().replace("\""			,					""				) for part in lines[1].split(","				)]
               # We will have a final empty element if the line finished with a comma.
               if len(keys[-1]				) == 0:
                    UpperCAmelCase__						:    Optional[Any]							=							keys[:-1]
               UpperCAmelCase__						:    List[Any]							=							get_indent(lines[1]				) + ", ".join([f'"{k}"' for k in sort_objects(snake_case				)]				)
          return "\n".join(snake_case				)
     else:
          # Finally we have to deal with imports fitting on one line
          UpperCAmelCase__						:    Tuple							=							_re_bracket_content.sub(_replace			,					snake_case				)
          return import_statement


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : int			,					snake_case       : Optional[int]=True				)->		List[str]:






     '''simple docstring'''



     with open(snake_case			,					encoding="utf-8"				) as f:
          UpperCAmelCase__						:    Union[str, Any]							=							f.read()

     if "_import_structure" not in code:
          return

     # Blocks of indent level 0
     UpperCAmelCase__						:    Optional[Any]							=							split_code_in_indented_blocks(
         snake_case			,					start_prompt="_import_structure = {"			,					end_prompt="if TYPE_CHECKING:"				)

     # We ignore block 0 (everything untils start_prompt) and the last block (everything after end_prompt).
     for block_idx in range(1			,					len(snake_case				) - 1				):
          # Check if the block contains some `_import_structure`s thingy to sort.
          UpperCAmelCase__						:    Any							=							main_blocks[block_idx]
          UpperCAmelCase__						:    List[str]							=							block.split("\n"				)

          # Get to the start of the imports.
          UpperCAmelCase__						:    List[str]							=							0
          while line_idx < len(snake_case				) and "_import_structure" not in block_lines[line_idx]:
               # Skip dummy import blocks
               if "import dummy" in block_lines[line_idx]:
                    UpperCAmelCase__						:    str							=							len(snake_case				)
               else:
                    line_idx += 1
          if line_idx >= len(snake_case				):
               continue

          # Ignore beginning and last line: they don't contain anything.
          UpperCAmelCase__						:    Dict							=							"\n".join(block_lines[line_idx:-1]				)
          UpperCAmelCase__						:    Optional[int]							=							get_indent(block_lines[1]				)
          # Slit the internal block into blocks of indent level 1.
          UpperCAmelCase__						:    Tuple							=							split_code_in_indented_blocks(snake_case			,					indent_level=snake_case				)
          # We have two categories of import key: list or _import_structure[key].append/extend
          UpperCAmelCase__						:    List[str]							=							_re_direct_key if "_import_structure = {" in block_lines[0] else _re_indirect_key
          # Grab the keys, but there is a trap: some lines are empty or just comments.
          UpperCAmelCase__						:    Optional[int]							=							[(pattern.search(snake_case				).groups()[0] if pattern.search(snake_case				) is not None else None) for b in internal_blocks]
          # We only sort the lines with a key.
          UpperCAmelCase__						:    Union[str, Any]							=							[(i, key) for i, key in enumerate(snake_case				) if key is not None]
          UpperCAmelCase__						:    List[str]							=							[x[0] for x in sorted(snake_case			,					key=lambda snake_case				: x[1]				)]

          # We reorder the blocks by leaving empty lines/comments as they were and reorder the rest.
          UpperCAmelCase__						:    List[str]							=							0
          UpperCAmelCase__						:    List[Any]							=							[]
          for i in range(len(snake_case				)				):
               if keys[i] is None:
                    reorderded_blocks.append(internal_blocks[i]				)
               else:
                    UpperCAmelCase__						:    Any							=							sort_objects_in_import(internal_blocks[sorted_indices[count]]				)
                    reorderded_blocks.append(snake_case				)
                    count += 1

        # And we put our main block back together with its first and last line.
          UpperCAmelCase__						:    Optional[Any]							=							"\n".join(block_lines[:line_idx] + reorderded_blocks + [block_lines[-1]]				)

     if code != "\n".join(snake_case				):
          if check_only:
               return True
          else:
               print(f'Overwriting {file}.'				)
               with open(snake_case			,					"w"			,					encoding="utf-8"				) as f:
                    f.write("\n".join(snake_case				)				)


def 	SCREAMING_SNAKE_CASE__       (  snake_case       : Any=True				)->		Any:






     '''simple docstring'''



     UpperCAmelCase__						:    List[Any]							=							[]
     for root, _, files in os.walk(snake_case				):
          if "__init__.py" in files:
               UpperCAmelCase__						:    int							=							sort_imports(os.path.join(snake_case			,					"__init__.py"				)			,					check_only=snake_case				)
               if result:
                    UpperCAmelCase__						:    Dict							=							[os.path.join(snake_case			,					"__init__.py"				)]
     if len(snake_case				) > 0:
          raise ValueError(f'Would overwrite {len(snake_case				)} files, run `make style`.'				)


if __name__ == "__main__":
 _lowerCAmelCase	:	int				=      argparse.ArgumentParser()
 parser.add_argument("""--check_only""", action="""store_true""", help="""Whether to only check or fix style.""")
 _lowerCAmelCase	:	Any				=      parser.parse_args()

 sort_imports_in_all_inits(check_only=args.check_only)










"""simple docstring"""



import torch
import torch.nn as nn
from transformers.modeling_utils import ModuleUtilsMixin
from transformers.models.ta.modeling_ta import TaBlock, TaConfig, TaLayerNorm

from ...configuration_utils import ConfigMixin, register_to_config
from ...models import ModelMixin




class 			lowerCAmelCase__			(    __magic_name__							,						__magic_name__							,						__magic_name__   ):
   @register_to_config
   def __init__(		self      :	List[Any]							,			snake_case__      :	int							,			snake_case__      :	int							,			snake_case__      :	int							,			snake_case__      :	float							,			snake_case__      :	int							,			snake_case__      :	int							,			snake_case__      :	int							,			snake_case__      :	int							,			snake_case__      :	str							,			snake_case__      :	bool = False							,			):


        '''simple docstring'''
        super().__init__()

        UpperCAmelCase__						:    Optional[int]							=							nn.Embedding(snake_case__							,			snake_case__							)

        UpperCAmelCase__						:    List[Any]							=							nn.Embedding(snake_case__							,			snake_case__							)
        UpperCAmelCase__						:    Optional[Any]							=							False

        UpperCAmelCase__						:    Optional[int]							=							nn.Dropout(p=snake_case__							)

        UpperCAmelCase__						:    Optional[int]							=							TaConfig(
            vocab_size=snake_case__							,			d_model=snake_case__							,			num_heads=snake_case__							,			d_kv=snake_case__							,			d_ff=snake_case__							,			dropout_rate=snake_case__							,			feed_forward_proj=snake_case__							,			is_decoder=snake_case__							,			is_encoder_decoder=snake_case__							,			)

        UpperCAmelCase__						:    Tuple							=							nn.ModuleList()
        for lyr_num in range(snake_case__							):
             UpperCAmelCase__						:    Tuple							=							TaBlock(snake_case__							)
             self.encoders.append(snake_case__							)

        UpperCAmelCase__						:    str							=							TaLayerNorm(snake_case__							)
        UpperCAmelCase__						:    Tuple							=							nn.Dropout(p=snake_case__							)




   def       __a							(		self      :	int							,			snake_case__      :	List[str]							,			snake_case__      :	List[Any]							):


        '''simple docstring'''
        UpperCAmelCase__						:    List[Any]							=							self.token_embedder(snake_case__							)

        UpperCAmelCase__						:    Optional[int]							=							encoder_input_tokens.shape[1]
        UpperCAmelCase__						:    List[Any]							=							torch.arange(snake_case__							,			device=encoder_input_tokens.device							)
        x += self.position_encoding(snake_case__							)

        UpperCAmelCase__						:    Union[str, Any]							=							self.dropout_pre(snake_case__							)

        # inverted the attention mask
        UpperCAmelCase__						:    List[Any]							=							encoder_input_tokens.size()
        UpperCAmelCase__						:    Tuple							=							self.get_extended_attention_mask(snake_case__							,			snake_case__							)

        for lyr in self.encoders:
             UpperCAmelCase__						:    Any							=							lyr(snake_case__							,			snake_case__							)[0]
        UpperCAmelCase__						:    Any							=							self.layer_norm(snake_case__							)

        return self.dropout_post(snake_case__							), encoder_inputs_mask


