




import timeit

import numpy as np

import datasets
from datasets.arrow_writer import ArrowWriter
from datasets.features.features import _ArrayXD







def SCREAMING_SNAKE_CASE							(			lowercase_		)  ->			List[str]:



       """simple docstring"""

       def wrapper(*lowercase_					,							**lowercase_		):
              A__ 					=       timeit.default_timer()
              A__ 					=       func(*lowercase_					,							**lowercase_		)
              A__ 					=       timeit.default_timer() - starttime
              return delta

       A__ 					=       func.__name__

       return wrapper







def SCREAMING_SNAKE_CASE							(			lowercase_					,							lowercase_=100					,							lowercase_=None		)  ->			int:



       """simple docstring"""

       A__ 					=       []
       A__ 					=       seq_shapes or {}
       for i in range(lowercase_		):
              A__ 					=       {}
              for col_id, (k, v) in enumerate(features.items()		):
                     if isinstance(lowercase_					,							_ArrayXD		):
                            A__ 					=       np.random.rand(*v.shape		).astype(v.dtype		)
                     elif isinstance(lowercase_					,							datasets.Value		):
                            if v.dtype == "string":
                                   A__ 					=       '''The small grey turtle was surprisingly fast when challenged.'''
                            else:
                                   A__ 					=       np.random.randint(10					,							size=1		).astype(v.dtype		).item()
                     elif isinstance(lowercase_					,							datasets.Sequence		):
                            while isinstance(lowercase_					,							datasets.Sequence		):
                                   A__ 					=       v.feature
                            A__ 					=       seq_shapes[k]
                            A__ 					=       np.random.rand(*lowercase_		).astype(v.dtype		)
                     A__ 					=       data

              dummy_data.append((i, example)		)

       return dummy_data







def SCREAMING_SNAKE_CASE							(			lowercase_					,							lowercase_					,							lowercase_=100					,							lowercase_=None		)  ->			Optional[Any]:



       """simple docstring"""

       A__ 					=       generate_examples(lowercase_					,							num_examples=lowercase_					,							seq_shapes=lowercase_		)

       with ArrowWriter(features=lowercase_					,							path=lowercase_		) as writer:
              for key, record in dummy_data:
                     A__ 					=       features.encode_example(lowercase_		)
                     writer.write(lowercase_		)

              A__					,				A__ 					=       writer.finalize()

       if not num_final_examples == num_examples:
              raise ValueError(
                  f"""Error writing the dataset, wrote {num_final_examples} examples but should have written {num_examples}."""		)

       A__ 					=       datasets.Dataset.from_file(filename=lowercase_					,							info=datasets.DatasetInfo(features=lowercase_		)		)

       return dataset








'''simple docstring'''







from __future__ import annotations







class 					_a :





     '''simple docstring'''



     def __init__(				self							,__a = 0							)      ->				str:
          snake_case			:      List[Any]        =			key







     def 			snake_case_      (				self							,__a							,__a							)      ->				list[str]:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          snake_case			:      Tuple        =			key or self.__key or 1

          # make sure key is an appropriate size
          key %= 255

          return [chr(ord(__a							) ^ key							) for ch in content]







     def 			snake_case_      (				self							,__a							,__a							)      ->				list[str]:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          snake_case			:      List[Any]        =			key or self.__key or 1

          # make sure key is an appropriate size
          key %= 255

          return [chr(ord(__a							) ^ key							) for ch in content]







     def 			snake_case_      (				self							,__a							,__a = 0							)      ->				str:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          snake_case			:      List[Any]        =			key or self.__key or 1

          # make sure key can be any size
          while key > 255:
               key -= 255

          # This will be returned
          snake_case			:      List[str]        =			""""""

          for ch in content:
               ans += chr(ord(__a							) ^ key							)

          return ans







     def 			snake_case_      (				self							,__a							,__a = 0							)      ->				str:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          snake_case			:      Any        =			key or self.__key or 1

          # make sure key can be any size
          while key > 255:
               key -= 255

          # This will be returned
          snake_case			:      List[str]        =			""""""

          for ch in content:
               ans += chr(ord(__a							) ^ key							)

          return ans







     def 			snake_case_      (				self							,__a							,__a = 0							)      ->				bool:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          try:
               with open(__a							) as fin, open("""encrypt.out"""							,"""w+"""							) as fout:
                    # actual encrypt-process
                    for line in fin:
                         fout.write(self.encrypt_string(__a							,__a							)							)

          except OSError:
               return False

          return True







     def 			snake_case_      (				self							,__a							,__a							)      ->				bool:
          assert isinstance(__a							,__a							) and isinstance(__a							,__a							)

          try:
               with open(__a							) as fin, open("""decrypt.out"""							,"""w+"""							) as fout:
                    # actual encrypt-process
                    for line in fin:
                         fout.write(self.decrypt_string(__a							,__a							)							)

          except OSError:
               return False

          return True


# Tests
# crypt = XORCipher()
# key = 67

# # test encrypt
# print(crypt.encrypt("hallo welt",key))
# # test decrypt
# print(crypt.decrypt(crypt.encrypt("hallo welt",key), key))

# # test encrypt_string
# print(crypt.encrypt_string("hallo welt",key))

# # test decrypt_string
# print(crypt.decrypt_string(crypt.encrypt_string("hallo welt",key),key))

# if (crypt.encrypt_file("test.txt",key)):
#       print("encrypt successful")
# else:
#       print("encrypt unsuccessful")

# if (crypt.decrypt_file("encrypt.out",key)):
#       print("decrypt successful")
# else:
#       print("decrypt unsuccessful")



