Untitled

#Zad 6

class Book:
    def __init__(self="X",author="X",title="X",year="X",price="X"):
        self.author = author
        self.title = title
        self.year = year
        self.price = price
    
    def input_book(self,author,title,year,price):
        self.author = author
        self.title = title
        self.year = year
        self.price = price
        
    
        
    def print_book(self):
         print(f"Autor ksiązki:{self.author}, tytuł ksiązki: {self.title}, rok wydania ksiazki: {self.year},cena ksiazki: {self.price} ")

    def discount(self):
        self.price = self.price*0.8
ksiazki = []
for i in range(10):
    book = Book()
    author = names.get_first_name()
    title = names.get_last_name()