





from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_torch_available,
)


__lowerCAmelCase     =			{
    "configuration_align": [
        "ALIGN_PRETRAINED_CONFIG_ARCHIVE_MAP",
        "AlignConfig",
        "AlignTextConfig",
        "AlignVisionConfig",
    ],
    "processing_align": ["AlignProcessor"],
}

try:
				if not is_torch_available():
								raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
				pass
else:
				__lowerCAmelCase     =			[
				    "ALIGN_PRETRAINED_MODEL_ARCHIVE_LIST",
				    "AlignModel",
				    "AlignPreTrainedModel",
				    "AlignTextModel",
				    "AlignVisionModel",
				]

if TYPE_CHECKING:
				from .configuration_align import (
				    ALIGN_PRETRAINED_CONFIG_ARCHIVE_MAP,
				    AlignConfig,
				    AlignTextConfig,
				    AlignVisionConfig,
				)
				from .processing_align import AlignProcessor

				try:
								if not is_torch_available():
												raise OptionalDependencyNotAvailable()
				except OptionalDependencyNotAvailable:
								pass
				else:
								from .modeling_align import (
								    ALIGN_PRETRAINED_MODEL_ARCHIVE_LIST,
								    AlignModel,
								    AlignPreTrainedModel,
								    AlignTextModel,
								    AlignVisionModel,
								)

else:
				import sys

				__lowerCAmelCase     =			_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)












from dataclasses import dataclass

__lowerCAmelCase     =			"0.1"
__lowerCAmelCase     =			"Lucia Harcekova"




@dataclass
class   _UpperCAmelCase	:
					__A          =   42
					__A          =   42
					__A          =   42




					def __repr__(						self       )						->  str:
							return F"""({self.offset}, {self.length}, {self.indicator})"""




class   _UpperCAmelCase	:




					def __init__(						self    ,      __lowerCAmelCase = 13    ,      __lowerCAmelCase = 6       )						->  None:
							UpperCamelCase__         =	window_size
							UpperCamelCase__         =	lookahead_buffer_size
							UpperCamelCase__         =	self.window_size - self.lookahead_buffer_size




					def 	snake_case_		(						self    ,      __lowerCAmelCase       )						->  list[Token]:
							UpperCamelCase__         =	[]
							UpperCamelCase__         =	""""""

							# while there are still characters in text to compress
							while text:
									# find the next encoding phrase
									# - triplet with offset, length, indicator (the next encoding character)
									UpperCamelCase__         =	self._find_encoding_token(__lowerCAmelCase    ,      __lowerCAmelCase       )

									# update the search buffer:
									# - add new characters from text into it
									# - check if size exceed the max search buffer size, if so, drop the
									#   oldest elements
									search_buffer += text[: token.length + 1]
									if len(__lowerCAmelCase       ) > self.search_buffer_size:
											UpperCamelCase__         =	search_buffer[-self.search_buffer_size :]

									# update the text
									UpperCamelCase__         =	text[token.length + 1 :]

									# append the token to output
									output.append(__lowerCAmelCase       )

							return output




					def 	snake_case_		(						self    ,      __lowerCAmelCase       )						->  str:
							UpperCamelCase__         =	""""""

							for token in tokens:
									for _ in range(token.length       ):
											output += output[-token.offset]
									output += token.indicator

							return output




					def 	snake_case_		(						self    ,      __lowerCAmelCase    ,      __lowerCAmelCase       )						->  Token:

							if not text:
									raise ValueError("""We need some text to work with."""       )

							# Initialise result parameters to default values
							UpperCamelCase__  ,			UpperCamelCase__         =	0, 0

							if not search_buffer:
									return Token(__lowerCAmelCase    ,      __lowerCAmelCase    ,      text[length]       )

							for i, character in enumerate(__lowerCAmelCase       ):
									UpperCamelCase__         =	len(__lowerCAmelCase       ) - i
									if character == text[0]:
											UpperCamelCase__         =	self._match_length_from_index(__lowerCAmelCase    ,      __lowerCAmelCase    ,      0    ,      __lowerCAmelCase       )
											# if the found length is bigger than the current or if it's equal,
											# which means it's offset is smaller: update offset and length
											if found_length >= length:
													UpperCamelCase__  ,			UpperCamelCase__         =	found_offset, found_length

							return Token(__lowerCAmelCase    ,      __lowerCAmelCase    ,      text[length]       )




					def 	snake_case_		(						self    ,      __lowerCAmelCase    ,      __lowerCAmelCase    ,      __lowerCAmelCase    ,      __lowerCAmelCase       )						->  int:
							if not text or text[text_index] != window[window_index]:
									return 0
							return 1 + self._match_length_from_index(
							    __lowerCAmelCase    ,      window + text[text_index]    ,      text_index + 1    ,      window_index + 1       )


if __name__ == "__main__":
				from doctest import testmod

				testmod()
				# Initialize compressor class
				__lowerCAmelCase     =			LZaaCompressor(window_size=13, lookahead_buffer_size=6)

				# Example
				__lowerCAmelCase     =			"cabracadabrarrarrad"
				__lowerCAmelCase     =			lzaa_compressor.compress(TEXT)
				print(lzaa_compressor.compress("ababcbababaa"))
				__lowerCAmelCase     =			lzaa_compressor.decompress(compressed_text)
				assert decompressed_text == TEXT, "The LZ77 algorithm returned the invalid result."





