List Learning Notes of python Glory Road Test Development Class

# coding=utf-8book_list_in_library = [] ready_borrow_book_list = [] borrowed_book_list = [] menu_info = "input 1:add new book to libraryinput 2:borrow book from libraryinput 3:list all books in libraryinput 4:list all borrowed books in libraryinput 5: list current books in libraryinput 6:lend a book"def add_book (): global book_list_in_library global ready_borrow_book_list book_name = raw_input (" please input " The book name to add: ") book_list_in_library.append (book_name) ready_borrow_book_list.append (book_name) def borrow_book (): global ready_borrow_book_list global borrowed_book_list while 1: book_name = raw_input (" please input the book name to borrow: ") if book_name in ready_borrow_book_list: ready_borrow_book_ List.remove (book_name) borrowed_book_list.append (book_name) print "borrow book done!" Break else: print "the book you borrow does not exist Try again! "def lend_book (): global ready_borrow_book_list global borrowed_book_list while 1: book_name = raw_input (" please input the book name to lend: ") if book_name in borrowed_book_list: borrowed_book_list.remove (book_name) ready_borrow_book_list.append (book_name) print" lend book done! " Break else: print "the book you lend does not exist Try again! "while 1: print menu_info command = raw_input (" please input your command: ") if command = =" 1 ": add_book () print ready_borrow_book_list print book_list_in_library continue if command = =" 2 ": borrow_book () if command = =" 3 ": print" all books are: Book_list_in_library if command = "4": print "borrowed books are:", borrowed_book_list if command = = "5": print "current books in library are:", ready_borrow_book_list if command = = "6": lend_book () if command = = "Q": break

Experience: decompose the function, one method and one implementation.