

'''simple docstring'''






from json import JSONDecodeError  # Workaround for requests.exceptions.JSONDecodeError

import requests


def 		_A     (    A__ = "isbn/0140328726"      ):






 """simple docstring"""



 __lowercase							  = olid.strip().strip('''/'''      )  # Remove leading/trailing whitespace & slashes
 if new_olid.count('''/'''      ) != 1:
  __lowercase							  = F"{olid} is not a valid Open Library olid"
  raise ValueError(A__      )
 return requests.get(F"https://openlibrary.org/{new_olid}.json"      ).json()


def 		_A     (    A__      ):






 """simple docstring"""



 __lowercase							  = {
     '''title''': '''Title''',
     '''publish_date''': '''Publish date''',
     '''authors''': '''Authors''',
     '''number_of_pages''': '''Number of pages:''',
     '''first_sentence''': '''First sentence''',
     '''isbn_10''': '''ISBN (10)''',
     '''isbn_13''': '''ISBN (13)''',
 }
 __lowercase							  = {better_key: ol_book_data[key] for key, better_key in desired_keys.items()}
 __lowercase							  = [
     get_openlibrary_data(author['''key''']      )['''name'''] for author in data['''Authors''']
 ]
 __lowercase							  = data['''First sentence''']['''value''']
 for key, value in data.items():
  if isinstance(A__     ,				A__      ):
   __lowercase							  = ''', '''.join(A__      )
 return data


if __name__ == "__main__":
 import doctest

 doctest.testmod()

 while True:
  lowerCAmelCase__											=	input('''\nEnter the ISBN code to search (or \'quit\' to stop): ''').strip()
  if isbn.lower() in ("", "q", "quit", "exit", "stop"):
   break

  if len(isbn) not in (10, 13) or not isbn.isdigit():
   print(f'Sorry, {isbn} is not a valid ISBN.  Please, input a valid ISBN.')
   continue

  print(f'\nSearching Open Library for ISBN: {isbn}...\n')

  try:
   lowerCAmelCase__											=	summarize_book(get_openlibrary_data(f'isbn/{isbn}'))
   print('''\n'''.join(f'{key}: {value}' for key, value in book_summary.items()))
  except JSONDecodeError:  # Workaround for requests.exceptions.RequestException:
   print(f'Sorry, there are no results for ISBN: {isbn}.')




'''simple docstring'''






import os

lowerCAmelCase__											=	{'''I''': 1, '''V''': 5, '''X''': 10, '''L''': 50, '''C''': 100, '''D''': 500, '''M''': 1000}


def 		_A     (    A__      ):






 """simple docstring"""



 __lowercase							  = 0

 __lowercase							  = 0
 while index < len(A__      ) - 1:
  __lowercase							  = SYMBOLS[numerals[index]]
  __lowercase							  = SYMBOLS[numerals[index + 1]]
  if current_value < next_value:
   total_value -= current_value
  else:
   total_value += current_value
  index += 1
 total_value += SYMBOLS[numerals[index]]

 return total_value


def 		_A     (    A__      ):






 """simple docstring"""



 __lowercase							  = ''''''

 __lowercase							  = num // 1000
 numerals += m_count * "M"
 num %= 1000

 __lowercase							  = num // 100
 if c_count == 9:
  numerals += "CM"
  c_count -= 9
 elif c_count == 4:
  numerals += "CD"
  c_count -= 4
 if c_count >= 5:
  numerals += "D"
  c_count -= 5
 numerals += c_count * "C"
 num %= 100

 __lowercase							  = num // 10
 if x_count == 9:
  numerals += "XC"
  x_count -= 9
 elif x_count == 4:
  numerals += "XL"
  x_count -= 4
 if x_count >= 5:
  numerals += "L"
  x_count -= 5
 numerals += x_count * "X"
 num %= 10

 if num == 9:
  numerals += "IX"
  num -= 9
 elif num == 4:
  numerals += "IV"
  num -= 4
 if num >= 5:
  numerals += "V"
  num -= 5
 numerals += num * "I"

 return numerals


def 		_A     (    A__ = "/p089_roman.txt"      ):






 """simple docstring"""



 __lowercase							  = 0

 with open(os.path.dirname(A__      ) + roman_numerals_filename      ) as filea:
  __lowercase							  = filea.readlines()

 for line in lines:
  __lowercase							  = line.strip()
  __lowercase							  = parse_roman_numerals(A__      )
  __lowercase							  = generate_roman_numerals(A__      )
  savings += len(A__      ) - len(A__      )

 return savings


if __name__ == "__main__":
 print(f'{solution() = }')

