TASK-Python-Dictionary_Lists/functions.py at main · Waleedx7/TASK-Python-Dictionary_Lists · GitHub

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from books import books

#print(books[0])
#  number_of_authors(book)
#  recieves a book dictionary
#  returns the number of authors that the book has
def number_of_authors(book):
    return len(book['authors'])

# print(number_of_authors(books[4]))

#  get_book_by_id(book_id, books)
#  # receives a book id
#  # recieves a list of book dictionaries
#  # returns the book dictionary with the same id as the book_id provided
def get_book_by_id(book_id, books):
    for book in books:
        if book_id == book['id']:
         return book

# print(get_book_by_id(38, books))


# add_summary_to_book(summary, book)
# receives a book dictionary
# recieves a summary string
# adds the summary to the book dictionary
# return the book dictionary
def add_summary_to_book(summary, book):
    book['Summary'] = summary
    return book


# print(add_summary_to_book("this is a good book about", books[0]))


# CHALLENGE 1
# get_book_property(property, book)
# receives a book dictionary
# recieves a property (string)
# return the book property


def get_book_property(property, book):
    return book [property]

print(get_book_property("color", books[0]))
print(get_book_property("title", books[1]))


# CHALLENGE 2
# calculate_available_books(books)
# receives a list of books
# return a new list of unavailable books


def calculate_not_available_books(books):
    return [book for book in books if not book["available"]]


# print(calculate_not_available_books(books))

# CHALLENGE 3
# get_book_by_author_name(author_name, books)
# receives a author name (string)
# recieves a list of book dictionaries
# returns the book dictionary that contains an author with the author name provided

def get_book_by_author_name(author_name, books):
    for book in books:
        if author_name == book['authors']:
          return book
#not working :(
print(get_book_by_author_name("Neil Gaiman", books))