Develop a Menu Driven Python Program for Library Book Management

class library:
    def __init__(self):
        self.title=""
        self.author=""
        self.publisher=""
    def read(self):
        self.title=input("Enter Book Title: ")
        self.author=input("Enter Book author: ")
        self.publisher=input("Enter Book Publisher: ")
    def display(self):
        print("Title:", self.title)
        print("Author:", self.author)
        print("Publisher:", self.publisher)
        print("\n")
my_book=[]
ch='y'
while(ch=='y'):
    print('''
1. Add New Book
2. Display Books
''')
    choice=int(input("Enter choice: "))
    if(choice==1):
        book=library()
        book.read()
        my_book.append(book)
    elif(choice==2):
        for i in my_book:
            i.display()
    else:
        print("Invalid choice!")
    ch=input("Do you want to continue..?")
print("Bye!")