




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

import requests





def __UpperCamelCase			(       _A = "isbn/0140328726"  ):
						lowerCAmelCase_      			=  olid.strip().strip('''/'''  )  # Remove leading/trailing whitespace & slashes
						if new_olid.count('''/'''  ) != 1:
												lowerCAmelCase_      			=  f"{olid} is not a valid Open Library olid"
												raise ValueError(_A  )
						return requests.get(f"https://openlibrary.org/{new_olid}.json"  ).json()





def __UpperCamelCase			(       _A  ):
						lowerCAmelCase_      			=  {
						    '''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)''',
						}
						lowerCAmelCase_      			=  {better_key: ol_book_data[key] for key, better_key in desired_keys.items()}
						lowerCAmelCase_      			=  [
						    get_openlibrary_data(author['''key''']  )['''name'''] for author in data['''Authors''']
						]
						lowerCAmelCase_      			=  data['''First sentence''']['''value''']
						for key, value in data.items():
												if isinstance(_A ,  _A  ):
																		lowerCAmelCase_      			=  ''', '''.join(_A  )
						return data


if __name__ == "__main__":
						import doctest

						doctest.testmod()

						while True:
												_A     =			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:
																		_A     =			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}.")










from functools import lru_cache





@lru_cache
def __UpperCamelCase			(       _A  ):
						if num < 0:
												raise ValueError('''Number should not be negative.'''  )

						return 1 if num in (0, 1) else num * factorial(num - 1  )


if __name__ == "__main__":
						import doctest

						doctest.testmod()




