



import json
import os
from typing import Dict, List, Optional, Tuple

import regex as re

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


_lowercase    	=		logging.get_logger(__name__)


_lowercase    	=		{
    "vocab_file": "vocab.json",
    "merges_file": "merges.txt",
    "tokenizer_config_file": "tokenizer_config.json",
}

_lowercase    	=		{
    "vocab_file": {
        "facebook/blenderbot_small-90M": "https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/vocab.json"
    },
    "merges_file": {
        "facebook/blenderbot_small-90M": "https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/merges.txt"
    },
    "tokenizer_config_file": {
        "facebook/blenderbot_small-90M": (
            "https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/tokenizer_config.json"
        )
    },
}

_lowercase    	=		{"facebook/blenderbot_small-90M": 512}



def 		lowerCAmelCase__     (       UpperCamelCase_					:							str						)->	Tuple:
    A__					=       set()
    A__					=       word[0]
    for char in word[1:]:
        pairs.add((prev_char, char)						)
        A__					=       char

    A__					=       set(UpperCamelCase_						)
    return pairs



class      _UpperCAmelCase      (							A__  ):
     UpperCamelCase__		     =					VOCAB_FILES_NAMES
     UpperCamelCase__		     =					PRETRAINED_VOCAB_FILES_MAP
     UpperCamelCase__		     =					PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
     UpperCamelCase__		     =					['''input_ids''', '''attention_mask''']




     def __init__(					self			,    a__			,    a__			,    a__="__start__"			,    a__="__end__"			,    a__="__unk__"			,    a__="__null__"			,    **a__			,    ):
         super().__init__(unk_token=a__			,    bos_token=a__			,    eos_token=a__			,    pad_token=a__			,    **a__)

         with open(a__			,    encoding='''utf-8''') as vocab_handle:
             A__					=       json.load(a__)
         A__					=       {v: k for k, v in self.encoder.items()}
         with open(a__			,    encoding='''utf-8''') as merges_handle:
             A__					=       merges_handle.read().split('''\n''')[1:-1]
         A__					=       [tuple(merge.split()) for merge in merges]
         A__					=       dict(zip(a__			,    range(len(a__))))
         A__					=       {}




     @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			,    a__):
         if token in self.cache:
             return self.cache[token]
         A__					=       re.sub('''([.,!?()])'''			,    R''' \1'''			,    a__)
         A__					=       re.sub('''(\')'''			,    R''' \1 '''			,    a__)
         A__					=       re.sub(R'''\s{2,}'''			,    ''' '''			,    a__)
         if "\n" in token:
             A__					=       token.replace('''\n'''			,    ''' __newln__''')

         A__					=       token.split(''' ''')
         A__					=       []
         for token in tokens:
             if not len(a__):
                 continue

             A__					=       token.lower()
             A__					=       tuple(a__)
             A__					=       tuple(list(word[:-1]) + [word[-1] + '''</w>'''])
             A__					=       get_pairs(a__)

             if not pairs:
                 words.append(a__)
                 continue

             while True:
                 A__					=       min(a__			,    key=lambda a__: self.bpe_ranks.get(a__			,    float('''inf''')))
                 if bigram not in self.bpe_ranks:
                     break
                 A__			,						A__					=       bigram
                 A__					=       []
                 A__					=       0

                 while i < len(a__):
                     try:
                         A__					=       word.index(a__			,    a__)
                         new_word.extend(word[i:j])
                         A__					=       j
                     except ValueError:
                         new_word.extend(word[i:])
                         break

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

             A__					=       word
             words.append(a__)
         return " ".join(a__)




     def 		snake_case_		(					self			,    a__):
         A__					=       []

         A__					=       re.findall(R'''\S+\n?'''			,    a__)

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




     def 		snake_case_		(					self			,    a__):
         A__					=       token.lower()
         return self.encoder.get(a__			,    self.encoder.get(self.unk_token))




     def 		snake_case_		(					self			,    a__):
         return self.decoder.get(a__			,    self.unk_token)




     def 		snake_case_		(					self			,    a__):
         A__					=       ''' '''.join(a__).replace('''@@ '''			,    '''''').strip()
         return out_string




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

         with open(a__			,    '''w'''			,    encoding='''utf-8''') as f:
             f.write(json.dumps(self.encoder			,    indent=2			,    sort_keys=a__			,    ensure_ascii=a__) + '''\n''')

         A__					=       0
         with open(a__			,    '''w'''			,    encoding='''utf-8''') as writer:
             writer.write('''#version: 0.2\n''')
             for bpe_tokens, token_index in sorted(self.bpe_ranks.items()			,    key=lambda a__: kv[1]):
                 if index != token_index:
                     logger.warning(
                         F"Saving vocabulary to {merge_file}: BPE merge indices are not consecutive."
                         ''' Please check that the tokenizer is not corrupted!''')
                     A__					=       token_index
                 writer.write(''' '''.join(a__) + '''\n''')
                 index += 1

         return vocab_file, merge_file





from manim import *



class      _UpperCAmelCase      (							A__  ):




     def 		snake_case_		(					self):
         A__					=       Rectangle(height=0.5			,    width=0.5)
         A__					=       Rectangle(height=0.2_5			,    width=0.2_5)
         A__					=       Rectangle(height=0.4_6			,    width=0.4_6).set_stroke(width=0)

         A__					=       [mem.copy() for i in range(6)]
         A__					=       [mem.copy() for i in range(6)]
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)
         A__					=       VGroup(a__			,    a__).arrange(a__			,    buff=0)
         A__					=       Text('''CPU'''			,    font_size=2_4)
         A__					=       Group(a__			,    a__).arrange(a__			,    buff=0.5			,    aligned_edge=a__)
         cpu.move_to([-2.5, -0.5, 0])
         self.add(a__)

         A__					=       [mem.copy() for i in range(4)]
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)
         A__					=       Text('''GPU'''			,    font_size=2_4)
         A__					=       Group(a__			,    a__).arrange(a__			,    buff=0.5			,    aligned_edge=a__)
         gpu.move_to([-1, -1, 0])
         self.add(a__)

         A__					=       [mem.copy() for i in range(6)]
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)

         A__					=       Text('''Model'''			,    font_size=2_4)
         A__					=       Group(a__			,    a__).arrange(a__			,    buff=0.5			,    aligned_edge=a__)
         model.move_to([3, -1.0, 0])
         self.add(a__)

         A__					=       []
         A__					=       []
         A__					=       []

         for i, rect in enumerate(a__):
             rect.set_stroke(a__)

             A__					=       Rectangle(height=0.4_6 / 4			,    width=0.4_6 / 3).set_stroke(width=0.0).set_fill(a__			,    opacity=0.7)

             if i == 0:
                 cpu_target.next_to(cpu_left_col_base[0].get_corner(DOWN + LEFT)			,    buff=0.0_2			,    direction=a__)
                 cpu_target.set_x(cpu_target.get_x() + 0.1)
             elif i == 3:
                 cpu_target.next_to(model_cpu_arr[0]			,    direction=a__			,    buff=0.0)
             else:
                 cpu_target.next_to(model_cpu_arr[i - 1]			,    direction=a__			,    buff=0.0)
             self.add(a__)
             model_cpu_arr.append(a__)

         self.add(*a__			,    *a__			,    *a__)

         A__					=       [mem.copy() for i in range(6)]
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)

         A__					=       Text('''Loaded Checkpoint'''			,    font_size=2_4)
         A__					=       Group(a__			,    a__).arrange(a__			,    buff=0.5			,    aligned_edge=a__)
         checkpoint.move_to([3, 0.5, 0])

         self.add(a__)

         A__					=       []
         A__					=       []

         for i, rect in enumerate(a__):
             A__					=       fill.copy().set_fill(a__			,    opacity=0.7)
             target.move_to(a__)
             ckpt_arr.append(a__)

             A__					=       target.copy()
             if i < 5:
                 cpu_target.move_to(cpu_left_col_base[i + 1])
             else:
                 cpu_target.move_to(cpu_right_col_base[i - 5])
             ckpt_cpu_arr.append(a__)
         self.add(*a__			,    *a__)

         A__					=       Square(side_length=2.2)
         key.move_to([-5, 2, 0])

         A__					=       MarkupText(
             F"<b>Key:</b>\n\n<span fgcolor='{YELLOW}'>●</span> Empty Model"			,    font_size=1_8			,    )

         key_text.move_to([-5, 2.4, 0])

         self.add(a__			,    a__)

         A__					=       MarkupText(
             F"<span fgcolor='{BLUE}'>●</span> Checkpoint"			,    font_size=1_8			,    )

         blue_text.next_to(a__			,    DOWN * 2.4			,    aligned_edge=key_text.get_left())
         self.add(a__)

         A__					=       MarkupText(
             F"Based on the passed in configuration, weights are stored in\na variety of np.memmaps on disk or to a particular device."			,    font_size=2_4			,    )
         step_a.move_to([2, 2, 0])

         A__					=       [meta_mem.copy() for i in range(6)]
         A__					=       [meta_mem.copy() for i in range(6)]
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)
         A__					=       VGroup(*a__).arrange(a__			,    buff=0)
         A__					=       VGroup(a__			,    a__).arrange(a__			,    buff=0)
         A__					=       Text('''Disk'''			,    font_size=2_4)
         A__					=       Group(a__			,    a__).arrange(a__			,    buff=0.5			,    aligned_edge=a__)
         disk.move_to([-4.0, -1.2_5, 0])
         self.play(Write(a__			,    run_time=3)			,    Write(a__			,    run_time=1)			,    Create(a__			,    run_time=1))

         A__					=       []
         for i, rect in enumerate(a__):
             A__					=       rect.copy()
             target.generate_target()
             target.target.move_to(disk_left_col_base[i]).scale(0.5)
             animations.append(MoveToTarget(a__			,    run_time=1.5))
         self.play(*a__)

         self.play(FadeOut(a__))

         A__					=       MarkupText(F"Then, the checkpoint is removed from memory\nthrough garbage collection."			,    font_size=2_4)
         step_a.move_to([2, 2, 0])

         self.play(Write(a__			,    run_time=3))

         self.play(
             FadeOut(a__			,    a__			,    *a__			,    *a__)			,    )

         self.wait()
