import json
import os
import shutil
import tempfile
from unittest import TestCase

from transformers import BartTokenizer, BartTokenizerFast, DPRQuestionEncoderTokenizer, DPRQuestionEncoderTokenizerFast
from transformers.models.bart.configuration_bart import BartConfig
from transformers.models.bert.tokenization_bert import VOCAB_FILES_NAMES as DPR_VOCAB_FILES_NAMES
from transformers.models.dpr.configuration_dpr import DPRConfig
from transformers.models.roberta.tokenization_roberta import VOCAB_FILES_NAMES as BART_VOCAB_FILES_NAMES
from transformers.testing_utils import require_faiss, require_tokenizers, require_torch, slow
from transformers.utils import is_datasets_available, is_faiss_available, is_torch_available


if is_torch_available() and is_datasets_available() and is_faiss_available():
   from transformers.models.rag.configuration_rag import RagConfig
   from transformers.models.rag.tokenization_rag import RagTokenizer







@require_faiss
@require_torch
class __snake_case       (		lowerCamelCase_	):




   def 			__a		(					self    :       Tuple   ):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__    							=   tempfile.mkdtemp()
     SCREAMING_SNAKE_CASE__    							=   8

     # DPR tok
     SCREAMING_SNAKE_CASE__    							=   [
         """[UNK]""",
         """[CLS]""",
         """[SEP]""",
         """[PAD]""",
         """[MASK]""",
         """want""",
         """##want""",
         """##ed""",
         """wa""",
         """un""",
         """runn""",
         """##ing""",
         """,""",
         """low""",
         """lowest""",
     ]
     SCREAMING_SNAKE_CASE__    							=   os.path.join(self.tmpdirname ,			"""dpr_tokenizer"""   )
     os.makedirs(_lowercase ,			exist_ok=_lowercase   )
     SCREAMING_SNAKE_CASE__    							=   os.path.join(_lowercase ,			DPR_VOCAB_FILES_NAMES["""vocab_file"""]   )
     with open(self.vocab_file ,			"""w""" ,			encoding="""utf-8"""   ) as vocab_writer:
       vocab_writer.write("""""".join([x + """\n""" for x in vocab_tokens]   )   )

     # BART tok
     SCREAMING_SNAKE_CASE__    							=   [
         """l""",
         """o""",
         """w""",
         """e""",
         """r""",
         """s""",
         """t""",
         """i""",
         """d""",
         """n""",
         """\u0120""",
         """\u0120l""",
         """\u0120n""",
         """\u0120lo""",
         """\u0120low""",
         """er""",
         """\u0120lowest""",
         """\u0120newer""",
         """\u0120wider""",
         """<unk>""",
     ]
     SCREAMING_SNAKE_CASE__    							=   dict(zip(_lowercase ,			range(len(_lowercase   )   )   )   )
     SCREAMING_SNAKE_CASE__    							=   ["""#version: 0.2""", """\u0120 l""", """\u0120l o""", """\u0120lo w""", """e r""", """"""]
     SCREAMING_SNAKE_CASE__    							=   {"""unk_token""": """<unk>"""}

     SCREAMING_SNAKE_CASE__    							=   os.path.join(self.tmpdirname ,			"""bart_tokenizer"""   )
     os.makedirs(_lowercase ,			exist_ok=_lowercase   )
     SCREAMING_SNAKE_CASE__    							=   os.path.join(_lowercase ,			BART_VOCAB_FILES_NAMES["""vocab_file"""]   )
     SCREAMING_SNAKE_CASE__    							=   os.path.join(_lowercase ,			BART_VOCAB_FILES_NAMES["""merges_file"""]   )
     with open(self.vocab_file ,			"""w""" ,			encoding="""utf-8"""   ) as fp:
       fp.write(json.dumps(_lowercase   ) + """\n"""   )
     with open(self.merges_file ,			"""w""" ,			encoding="""utf-8"""   ) as fp:
       fp.write("""\n""".join(_lowercase   )   )




   def 			__a		(					self    :       Union[str, Any]   ):



     """simple docstring"""






     return DPRQuestionEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname ,			"""dpr_tokenizer"""   )   )




   def 			__a		(					self    :       Dict   ):



     """simple docstring"""






     return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname ,			"""bart_tokenizer"""   )   )




   def 			__a		(					self    :       Tuple   ):



     """simple docstring"""






     shutil.rmtree(self.tmpdirname   )




   @require_tokenizers
   def 			__a		(					self    :       List[str]   ):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__    							=   os.path.join(self.tmpdirname ,			"""rag_tokenizer"""   )
     SCREAMING_SNAKE_CASE__    							=   RagConfig(question_encoder=DPRConfig().to_dict() ,			generator=BartConfig().to_dict()   )
     SCREAMING_SNAKE_CASE__    							=   RagTokenizer(question_encoder=self.get_dpr_tokenizer() ,			generator=self.get_bart_tokenizer()   )
     rag_config.save_pretrained(_lowercase   )
     rag_tokenizer.save_pretrained(_lowercase   )
     SCREAMING_SNAKE_CASE__    							=   RagTokenizer.from_pretrained(_lowercase ,			config=_lowercase   )
     self.assertIsInstance(new_rag_tokenizer.question_encoder ,			_lowercase   )
     self.assertEqual(new_rag_tokenizer.question_encoder.get_vocab() ,			rag_tokenizer.question_encoder.get_vocab()   )
     self.assertIsInstance(new_rag_tokenizer.generator ,			_lowercase   )
     self.assertEqual(new_rag_tokenizer.generator.get_vocab() ,			rag_tokenizer.generator.get_vocab()   )




   @slow
   def 			__a		(					self    :       List[str]   ):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__    							=   RagTokenizer.from_pretrained("""facebook/rag-token-nq"""   )
     SCREAMING_SNAKE_CASE__    							=   [
         """who got the first nobel prize in physics""",
         """when is the next deadpool movie being released""",
         """which mode is used for short wave broadcast service""",
         """who is the owner of reading football club""",
         """when is the next scandal episode coming out""",
         """when is the last time the philadelphia won the superbowl""",
         """what is the most current adobe flash player version""",
         """how many episodes are there in dragon ball z""",
         """what is the first step in the evolution of the eye""",
         """where is gall bladder situated in human body""",
         """what is the main mineral in lithium batteries""",
         """who is the president of usa right now""",
         """where do the greasers live in the outsiders""",
         """panda is a national animal of which country""",
         """what is the name of manchester united stadium""",
     ]
     SCREAMING_SNAKE_CASE__    							=   tokenizer(_lowercase   )
     self.assertIsNotNone(_lowercase   )




   @slow
   def 			__a		(					self    :       Tuple   ):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__    							=   RagTokenizer.from_pretrained("""facebook/rag-sequence-nq"""   )
     SCREAMING_SNAKE_CASE__    							=   [
         """who got the first nobel prize in physics""",
         """when is the next deadpool movie being released""",
         """which mode is used for short wave broadcast service""",
         """who is the owner of reading football club""",
         """when is the next scandal episode coming out""",
         """when is the last time the philadelphia won the superbowl""",
         """what is the most current adobe flash player version""",
         """how many episodes are there in dragon ball z""",
         """what is the first step in the evolution of the eye""",
         """where is gall bladder situated in human body""",
         """what is the main mineral in lithium batteries""",
         """who is the president of usa right now""",
         """where do the greasers live in the outsiders""",
         """panda is a national animal of which country""",
         """what is the name of manchester united stadium""",
     ]
     SCREAMING_SNAKE_CASE__    							=   tokenizer(_lowercase   )
     self.assertIsNotNone(_lowercase   )

import pickle
import unittest

import torch

from accelerate import Accelerator
from accelerate.state import AcceleratorState
from accelerate.test_utils import require_cpu







@require_cpu
class __snake_case       (		unittest.TestCase	):




   def 			__a		(					self    :       Any   ):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__    							=   torch.nn.Linear(10 ,			10   )
     SCREAMING_SNAKE_CASE__    							=   torch.optim.SGD(model.parameters() ,			0.1   )
     SCREAMING_SNAKE_CASE__    							=   Accelerator()
     SCREAMING_SNAKE_CASE__    							=   accelerator.prepare(_lowercase   )
     try:
       pickle.loads(pickle.dumps(_lowercase   )   )
     except Exception as e:
       self.fail(f"""Accelerated optimizer pickling failed with {e}"""   )
     AcceleratorState._reset_state()
