

import io
import json
import unittest

from parameterized import parameterized

from transformers import FSMTForConditionalGeneration, FSMTTokenizer
from transformers.testing_utils import get_tests_dir, require_torch, slow, torch_device
from utils import calculate_bleu


lowerCAmelCase__		      =       get_tests_dir() + """/test_data/fsmt/fsmt_val_data.json"""
with io.open(filename, """r""", encoding="""utf-8""") as f:
	lowerCAmelCase__		      =       json.load(f)

@require_torch
class     a__  (    unittest.TestCase	):
			"""simple docstring"""







			def    UpperCamelCase						(			self					,					lowercase				)     ->  int:
							'''simple docstring'''






							return FSMTTokenizer.from_pretrained(lowercase				)


			def    UpperCamelCase						(			self					,					lowercase				)     ->  Optional[int]:
							'''simple docstring'''






							A__						=	FSMTForConditionalGeneration.from_pretrained(lowercase				).to(lowercase				)
							if torch_device == "cuda":
											model.half()
							return model


			@parameterized.expand(
			    [
			        ["en-ru", 26.0],
			        ["ru-en", 22.0],
			        ["en-de", 22.0],
			        ["de-en", 29.0],
			    ]				)
			@slow
			def    UpperCamelCase						(			self					,					lowercase					,					lowercase				)     ->  List[Any]:
							'''simple docstring'''






							A__						=	F'facebook/wmt19-{pair}'
							A__						=	self.get_tokenizer(lowercase				)
							A__						=	self.get_model(lowercase				)

							A__						=	bleu_data[pair]["src"]
							A__						=	bleu_data[pair]["tgt"]

							A__						=	tokenizer(lowercase					,					return_tensors="pt"					,					truncation=lowercase					,					padding="longest"				).to(lowercase				)
							A__						=	model.generate(
							    input_ids=batch.input_ids					,					num_beams=8					,					)
							A__						=	tokenizer.batch_decode(
							    lowercase					,					skip_special_tokens=lowercase					,					clean_up_tokenization_spaces=lowercase				)
							A__						=	calculate_bleu(lowercase					,					lowercase				)
							print(lowercase				)
							self.assertGreaterEqual(scores["bleu"]					,					lowercase				)








"""simple docstring"""
import math
import sys






def 					A__				(			UpperCamelCase       ):
							A		=  ""
							try:
														with open(UpperCamelCase					,  "rb"       ) as binary_file:
																					A		=  binary_file.read()
														for dat in data:
																					A		=  F"{dat:08b}"
																					result += curr_byte
														return result
							except OSError:
														print("File not accessible"       )
														sys.exit()






def 					A__				(			UpperCamelCase       ):
							A		=  {"0": "0", "1": "1"}
							A,	A		=  "", ""
							A		=  len(UpperCamelCase       )

							for i in range(len(UpperCamelCase       )       ):
														curr_string += data_bits[i]
														if curr_string not in lexicon:
																					continue

														A		=  lexicon[curr_string]
														result += last_match_id
														A		=  last_match_id + "0"

														if math.loga(UpperCamelCase       ).is_integer():
																					A		=  {}
																					for curr_key in list(UpperCamelCase       ):
																												A		=  lexicon.pop(UpperCamelCase       )
																					A		=  new_lex

														A		=  last_match_id + "1"
														index += 1
														A		=  ""
							return result






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  8
							try:
														with open(UpperCamelCase					,  "wb"       ) as opened_file:
																					A		=  [
																					    to_write[i : i + byte_length]
																					    for i in range(0					,  len(UpperCamelCase       )					,  UpperCamelCase       )
																					]

																					if len(result_byte_array[-1]       ) % byte_length == 0:
																												result_byte_array.append("10000000"       )
																					else:
																												result_byte_array[-1] += "1" + "0" * (
																												    byte_length - len(result_byte_array[-1]       ) - 1
																												)

																					for elem in result_byte_array[:-1]:
																												opened_file.write(int(UpperCamelCase					,  2       ).to_bytes(1					,  byteorder="big"       )       )
							except OSError:
														print("File not accessible"       )
														sys.exit()






def 					A__				(			UpperCamelCase       ):
							A		=  0
							for letter in data_bits:
														if letter == "1":
																					break
														counter += 1

							A		=  data_bits[counter:]
							A		=  data_bits[counter + 1 :]
							return data_bits






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  read_file_binary(UpperCamelCase       )
							A		=  remove_prefix(UpperCamelCase       )
							A		=  decompress_data(UpperCamelCase       )
							write_file_binary(UpperCamelCase					,  UpperCamelCase       )


if __name__ == "__main__":
		compress(sys.argv[1], sys.argv[2])


