




from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


UpperCAmelCase_						={
    """configuration_jukebox""": [
        """JUKEBOX_PRETRAINED_CONFIG_ARCHIVE_MAP""",
        """JukeboxConfig""",
        """JukeboxPriorConfig""",
        """JukeboxVQVAEConfig""",
    ],
    """tokenization_jukebox""": ["""JukeboxTokenizer"""],
}

try:
		if not is_torch_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		UpperCAmelCase_						=[
		    """JUKEBOX_PRETRAINED_MODEL_ARCHIVE_LIST""",
		    """JukeboxModel""",
		    """JukeboxPreTrainedModel""",
		    """JukeboxVQVAE""",
		    """JukeboxPrior""",
		]

if TYPE_CHECKING:
		from .configuration_jukebox import (
		    JUKEBOX_PRETRAINED_CONFIG_ARCHIVE_MAP,
		    JukeboxConfig,
		    JukeboxPriorConfig,
		    JukeboxVQVAEConfig,
		)
		from .tokenization_jukebox import JukeboxTokenizer

		try:
				if not is_torch_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .modeling_jukebox import (
				    JUKEBOX_PRETRAINED_MODEL_ARCHIVE_LIST,
				    JukeboxModel,
				    JukeboxPreTrainedModel,
				    JukeboxPrior,
				    JukeboxVQVAE,
				)

else:
		import sys

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









import os
import re
from shutil import copyfile
from typing import List, Optional, Tuple

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


UpperCAmelCase_						=logging.get_logger(__name__)

UpperCAmelCase_						={
    """vocab_file""": """vocab.txt""",
    """merges_file""": """bpe.codes""",
}

UpperCAmelCase_						={
    """vocab_file""": {
        """vinai/phobert-base""": """https://huggingface.co/vinai/phobert-base/resolve/main/vocab.txt""",
        """vinai/phobert-large""": """https://huggingface.co/vinai/phobert-large/resolve/main/vocab.txt""",
    },
    """merges_file""": {
        """vinai/phobert-base""": """https://huggingface.co/vinai/phobert-base/resolve/main/bpe.codes""",
        """vinai/phobert-large""": """https://huggingface.co/vinai/phobert-large/resolve/main/bpe.codes""",
    },
}

UpperCAmelCase_						={
    """vinai/phobert-base""": 256,
    """vinai/phobert-large""": 256,
}



def       UpperCAmelCase       (     _snake_case							):
							lowerCAmelCase   =		set()
							lowerCAmelCase   =		word[0]
							for char in word[1:]:
														pairs.add((prev_char, char)							)
														lowerCAmelCase   =		char

							lowerCAmelCase   =		set(_snake_case							)
							return pairs


class 							__UpperCamelCase			( __UpperCAmelCase  ):





				'''simple docstring'''



				__a							: Union[str, Any]										=VOCAB_FILES_NAMES
				__a							: Optional[Any]										=PRETRAINED_VOCAB_FILES_MAP
				__a							: Optional[int]										=PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES



				def __init__( self       , UpperCAmelCase_       , UpperCAmelCase_       , UpperCAmelCase_="<s>"       , UpperCAmelCase_="</s>"       , UpperCAmelCase_="</s>"       , UpperCAmelCase_="<s>"       , UpperCAmelCase_="<unk>"       , UpperCAmelCase_="<pad>"       , UpperCAmelCase_="<mask>"       , **UpperCAmelCase_       , ):
											super().__init__(
											    bos_token=UpperCAmelCase_       , eos_token=UpperCAmelCase_       , unk_token=UpperCAmelCase_       , sep_token=UpperCAmelCase_       , cls_token=UpperCAmelCase_       , pad_token=UpperCAmelCase_       , mask_token=UpperCAmelCase_       , **UpperCAmelCase_       , )

											lowerCAmelCase   =		vocab_file
											lowerCAmelCase   =		merges_file

											lowerCAmelCase   =		{}
											lowerCAmelCase   =		0
											lowerCAmelCase   =		1
											lowerCAmelCase   =		2
											lowerCAmelCase   =		3

											self.add_from_file(UpperCAmelCase_						)

											lowerCAmelCase   =		{v: k for k, v in self.encoder.items()}

											with open(UpperCAmelCase_       , encoding='''utf-8'''						) as merges_handle:
																		lowerCAmelCase   =		merges_handle.read().split('''\n'''						)[:-1]
											lowerCAmelCase   =		[tuple(merge.split()[:-1]						) for merge in merges]
											lowerCAmelCase   =		dict(zip(UpperCAmelCase_       , range(len(UpperCAmelCase_						)						)						)						)
											lowerCAmelCase   =		{}



				def       __snake_case		( self       , UpperCAmelCase_       , UpperCAmelCase_ = None						):

											if token_ids_a is None:
																		return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
											lowerCAmelCase   =		[self.cls_token_id]
											lowerCAmelCase   =		[self.sep_token_id]
											return cls + token_ids_a + sep + sep + token_ids_a + sep



				def       __snake_case		( self       , UpperCAmelCase_       , UpperCAmelCase_ = None       , UpperCAmelCase_ = False						):

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

											if token_ids_a is None:
																		return [1] + ([0] * len(UpperCAmelCase_						)) + [1]
											return [1] + ([0] * len(UpperCAmelCase_						)) + [1, 1] + ([0] * len(UpperCAmelCase_						)) + [1]



				def       __snake_case		( self       , UpperCAmelCase_       , UpperCAmelCase_ = None						):
											lowerCAmelCase   =		[self.sep_token_id]
											lowerCAmelCase   =		[self.cls_token_id]

											if token_ids_a is None:
																		return len(cls + token_ids_a + sep						) * [0]
											return len(cls + token_ids_a + sep + sep + token_ids_a + sep						) * [0]



				@property
				def       __snake_case		( self						):
											return len(self.encoder						)



				def       __snake_case		( self						):
											return dict(self.encoder       , **self.added_tokens_encoder						)



				def       __snake_case		( self       , UpperCAmelCase_						):
											if token in self.cache:
																		return self.cache[token]
											lowerCAmelCase   =		tuple(UpperCAmelCase_						)
											lowerCAmelCase   =		tuple(list(word[:-1]						) + [word[-1] + '''</w>''']						)
											lowerCAmelCase   =		get_pairs(UpperCAmelCase_						)

											if not pairs:
																		return token

											while True:
																		lowerCAmelCase   =		min(UpperCAmelCase_       , key=lambda UpperCAmelCase_						: self.bpe_ranks.get(UpperCAmelCase_       , float('''inf'''						)						)						)
																		if bigram not in self.bpe_ranks:
																									break
																		lowerCAmelCase   ,     lowerCAmelCase   =		bigram
																		lowerCAmelCase   =		[]
																		lowerCAmelCase   =		0
																		while i < len(UpperCAmelCase_						):
																									try:
																																lowerCAmelCase   =		word.index(UpperCAmelCase_       , UpperCAmelCase_						)
																									except ValueError:
																																new_word.extend(word[i:]						)
																																break
																									else:
																																new_word.extend(word[i:j]						)
																																lowerCAmelCase   =		j

																									if word[i] == first and i < len(UpperCAmelCase_						) - 1 and word[i + 1] == second:
																																new_word.append(first + second						)
																																i += 2
																									else:
																																new_word.append(word[i]						)
																																i += 1
																		lowerCAmelCase   =		tuple(UpperCAmelCase_						)
																		lowerCAmelCase   =		new_word
																		if len(UpperCAmelCase_						) == 1:
																									break
																		else:
																									lowerCAmelCase   =		get_pairs(UpperCAmelCase_						)
											lowerCAmelCase   =		'''@@ '''.join(UpperCAmelCase_						)
											lowerCAmelCase   =		word[:-4]
											lowerCAmelCase   =		word
											return word



				def       __snake_case		( self       , UpperCAmelCase_						):
											lowerCAmelCase   =		[]

											lowerCAmelCase   =		re.findall(r'''\S+\n?'''       , UpperCAmelCase_						)

											for token in words:
																		split_tokens.extend(list(self.bpe(UpperCAmelCase_						).split(''' '''						)						)						)
											return split_tokens



				def       __snake_case		( self       , UpperCAmelCase_						):
											return self.encoder.get(UpperCAmelCase_       , self.encoder.get(self.unk_token						)						)



				def       __snake_case		( self       , UpperCAmelCase_						):
											return self.decoder.get(UpperCAmelCase_       , self.unk_token						)



				def       __snake_case		( self       , UpperCAmelCase_						):
											lowerCAmelCase   =		''' '''.join(UpperCAmelCase_						).replace('''@@ '''       , ''''''						).strip()
											return out_string



				def       __snake_case		( self       , UpperCAmelCase_       , UpperCAmelCase_ = None						):
											if not os.path.isdir(UpperCAmelCase_						):
																		logger.error(F"""Vocabulary path ({save_directory}) should be a directory"""						)
																		return
											lowerCAmelCase   =		os.path.join(
											    UpperCAmelCase_       , (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']						)
											lowerCAmelCase   =		os.path.join(
											    UpperCAmelCase_       , (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''merges_file''']						)

											if os.path.abspath(self.vocab_file						) != os.path.abspath(UpperCAmelCase_						):
																		copyfile(self.vocab_file       , UpperCAmelCase_						)

											if os.path.abspath(self.merges_file						) != os.path.abspath(UpperCAmelCase_						):
																		copyfile(self.merges_file       , UpperCAmelCase_						)

											return out_vocab_file, out_merge_file






				def       __snake_case		( self       , UpperCAmelCase_						):
											if isinstance(UpperCAmelCase_       , UpperCAmelCase_						):
																		try:
																									with open(UpperCAmelCase_       , '''r'''       , encoding='''utf-8'''						) as fd:
																																self.add_from_file(UpperCAmelCase_						)
																		except FileNotFoundError as fnfe:
																									raise fnfe
																		except UnicodeError:
																									raise Exception(F"""Incorrect encoding detected in {f}, please rebuild the dataset"""						)
																		return

											lowerCAmelCase   =		f.readlines()
											for lineTmp in lines:
																		lowerCAmelCase   =		lineTmp.strip()
																		lowerCAmelCase   =		line.rfind(''' '''						)
																		if idx == -1:
																									raise ValueError('''Incorrect dictionary format, expected \'<token> <cnt>\''''						)
																		lowerCAmelCase   =		line[:idx]
																		lowerCAmelCase   =		len(self.encoder						)



