


import string
from math import logaa


def lowerCAmelCase_      (				UpperCamelCase__	: str				,   UpperCamelCase__	: str ):






 """simple docstring"""







 __lowercase									=	document.translate(
     str.maketrans(""""""				,   """"""				,   string.punctuation ) ).replace("""\n"""				,   """""" )
 __lowercase									=	document_without_punctuation.split(""" """ )  # word tokenization
 return len([word for word in tokenize_document if word.lower() == term.lower()] )


def lowerCAmelCase_      (				UpperCamelCase__	: str				,   UpperCamelCase__	: str ):






 """simple docstring"""







 __lowercase									=	corpus.lower().translate(
     str.maketrans(""""""				,   """"""				,   string.punctuation ) )  # strip all punctuation and replace it with ''
 __lowercase									=	corpus_without_punctuation.split("""\n""" )
 __lowercase									=	term.lower()
 return (len([doc for doc in docs if term in doc] ), len(UpperCamelCase__ ))


def lowerCAmelCase_      (				UpperCamelCase__	: int				,   UpperCamelCase__	: int				,   UpperCamelCase__	: List[Any]=False ):






 """simple docstring"""







 if smoothing:
  if n == 0:
   raise ValueError("""log10(0) is undefined.""" )
  return round(1 + logaa(n / (1 + df) )				,   3 )

 if df == 0:
  raise ZeroDivisionError("""df must be > 0""" )
 elif n == 0:
  raise ValueError("""log10(0) is undefined.""" )
 return round(logaa(n / df )				,   3 )


def lowerCAmelCase_      (				UpperCamelCase__	: int				,   UpperCamelCase__	: int ):






 """simple docstring"""







 return round(tf * idf				,   3 )




"""simple docstring"""

def lowerCAmelCase_      (				UpperCamelCase__	: str				,   UpperCamelCase__	: str ):






 """simple docstring"""







 assert x is not None
 assert y is not None

 __lowercase									=	len(UpperCamelCase__ )
 __lowercase									=	len(UpperCamelCase__ )

 # declaring the array for storing the dp values
 __lowercase									=	[[0] * (n + 1) for _ in range(m + 1 )]  # noqa: E741

 for i in range(1				,   m + 1 ):
  for j in range(1				,   n + 1 ):
   __lowercase									=	1 if x[i - 1] == y[j - 1] else 0

   __lowercase									=	max(l[i - 1][j]				,   l[i][j - 1]				,   l[i - 1][j - 1] + match )

 __lowercase									=	""""""
 __lowercase							,		__lowercase									=	m, n
 while i > 0 and j > 0:
  __lowercase									=	1 if x[i - 1] == y[j - 1] else 0

  if l[i][j] == l[i - 1][j - 1] + match:
   if match == 1:
    __lowercase									=	x[i - 1] + seq
   i -= 1
   j -= 1
  elif l[i][j] == l[i - 1][j]:
   i -= 1
  else:
   j -= 1

 return l[m][n], seq


if __name__ == "__main__":
       UpperCAmelCase__  							="AGGTAB"
       UpperCAmelCase__  							="GXTXAYB"
       UpperCAmelCase__  							=4
       UpperCAmelCase__  							="GTAB"

       UpperCAmelCase__							,      UpperCAmelCase__  							=longest_common_subsequence(a, b)
       print("len =", ln, ", sub-sequence =", subseq)
       import doctest

       doctest.testmod()
