






"""simple docstring"""




from __future__ import annotations

def     lowerCAmelCase__  (  UpperCamelCase__  ,     UpperCamelCase__       ):



  '''simple docstring'''
  _a   ,						_a   ,						_a						: int    =			"""""", """""", """"""
  _a						: Any    =			[]

  for character in message_part:
    tmp.append(character_to_number[character]       )

  for each in tmp:
    one += each[0]
    two += each[1]
    three += each[2]

  return one + two + three

def     lowerCAmelCase__  (  UpperCamelCase__  ,     UpperCamelCase__       ):



  '''simple docstring'''
  _a   ,						_a						: Optional[Any]    =			"""""", """"""
  _a						: Any    =			[]

  for character in message_part:
    this_part += character_to_number[character]

  for digit in this_part:
    tmp += digit
    if len(UpperCamelCase__       ) == len(UpperCamelCase__       ):
      result.append(UpperCamelCase__       )
      _a						: Optional[int]    =			""""""

  return result[0], result[1], result[2]

def     lowerCAmelCase__  (  UpperCamelCase__  ,     UpperCamelCase__       ):



  '''simple docstring'''
  # Validate message and alphabet, set to upper and remove spaces
  _a						: Optional[Any]    =			alphabet.replace(""" """  ,     """"""       ).upper()
  _a						: Tuple    =			message.replace(""" """  ,     """"""       ).upper()

  # Check length and characters
  if len(UpperCamelCase__       ) != 2_7:
    raise KeyError("""Length of alphabet has to be 27."""       )
  for each in message:
    if each not in alphabet:
      raise ValueError("""Each message character has to be included in alphabet!"""       )

    # Generate dictionares
  _a						: Union[str, Any]    =			(
      """111""",
      """112""",
      """113""",
      """121""",
      """122""",
      """123""",
      """131""",
      """132""",
      """133""",
      """211""",
      """212""",
      """213""",
      """221""",
      """222""",
      """223""",
      """231""",
      """232""",
      """233""",
      """311""",
      """312""",
      """313""",
      """321""",
      """322""",
      """323""",
      """331""",
      """332""",
      """333""",
  )
  _a						: int    =			{}
  _a						: Tuple    =			{}
  for letter, number in zip(UpperCamelCase__  ,     UpperCamelCase__       ):
    _a						: Any    =			number
    _a						: Union[str, Any]    =			letter

  return message, alphabet, character_to_number, number_to_character

def     lowerCAmelCase__  (  UpperCamelCase__  ,     UpperCamelCase__ = "ABCDEFGHIJKLMNOPQRSTUVWXYZ."  ,     UpperCamelCase__ = 5       ):



  '''simple docstring'''
  _a   ,						_a   ,						_a   ,						_a						: Dict    =			__prepare(
      UpperCamelCase__  ,     UpperCamelCase__       )
  _a   ,						_a						: Any    =			"""""", """"""

  for i in range(0  ,     len(UpperCamelCase__       ) + 1  ,     UpperCamelCase__       ):
    encrypted_numeric += __encrypt_part(
        message[i : i + period]  ,     UpperCamelCase__       )

  for i in range(0  ,     len(UpperCamelCase__       )  ,     3       ):
    encrypted += number_to_character[encrypted_numeric[i : i + 3]]

  return encrypted

def     lowerCAmelCase__  (  UpperCamelCase__  ,     UpperCamelCase__ = "ABCDEFGHIJKLMNOPQRSTUVWXYZ."  ,     UpperCamelCase__ = 5       ):



  '''simple docstring'''
  _a   ,						_a   ,						_a   ,						_a						: Dict    =			__prepare(
      UpperCamelCase__  ,     UpperCamelCase__       )
  _a						: Dict    =			[]
  _a						: Optional[Any]    =			""""""

  for i in range(0  ,     len(UpperCamelCase__       ) + 1  ,     UpperCamelCase__       ):
    _a   ,						_a   ,						_a						: Tuple    =			__decrypt_part(message[i : i + period]  ,     UpperCamelCase__       )

    for j in range(0  ,     len(UpperCamelCase__       )       ):
      decrypted_numeric.append(a[j] + b[j] + c[j]       )

  for each in decrypted_numeric:
    decrypted += number_to_character[each]

  return decrypted


if __name__ == "__main__":
 _snake_case					   =     'DEFEND THE EAST WALL OF THE CASTLE.'
 _snake_case					   =     encrypt_message(msg, 'EPSDUCVWYM.ZLKXNBTFGORIJHAQ')
 _snake_case					   =     decrypt_message(encrypted, 'EPSDUCVWYM.ZLKXNBTFGORIJHAQ')
 print(F'''Encrypted: {encrypted}\nDecrypted: {decrypted}''')









"""simple docstring"""




# this script builds a small sample spm file tests/fixtures/test_sentencepiece_no_bos.model, with features needed by pegasus

# 1. pip install sentencepiece
#
# 2. wget https://raw.githubusercontent.com/google/sentencepiece/master/data/botchan.txt

# 3. build
import sentencepiece as spm

# pegasus:
# 1. no bos
# 2. eos_id is 1
# 3. unk_id is 2
# build a sample spm file accordingly
spm.SentencePieceTrainer.train(
    '--input=botchan.txt --model_prefix=test_sentencepiece_no_bos --bos_id=-1 --unk_id=2  --eos_id=1  --vocab_size=1000'
)

# 4. now update the fixture
# mv test_sentencepiece_no_bos.model ../../tests/fixtures/

