Проблема с entry и get()

def search():
    clear()
    label.place_forget()
    buttonshow.place_forget()
    l2 = Label(w, text="Название: ")
    l2.grid(column=0, row=0)
    l2 = Label(w, text="Автор: ")
    l2.grid(column=0, row=1)
    l2 = Label(w, text="Исполнитель: ")
    l2.grid(column=0, row=2)
    l2 = Label(w, text="Страна: ")
    l2.grid(column=0, row=3)
    l2 = Label(w, text="Год: ")
    l2.grid(column=0, row=4)
    name = Entry(w, width=50)
    name.grid(column=1, row=0)
    author = Entry(w, width=50)
    author.grid(column=1, row=1)
    voice = Entry(w, width=50)
    voice.grid(column=1, row=2)
    country = Entry(w, width=10)
    country.grid(column=1, row=3)
    year = Entry(w, width=10)
    year.grid(column=1, row=4)
    btn = Button(w, text="Поиск", command=lambda namesea=name, 
                                                    authorsea=author,
                                                    voicesea=voice,
                                                    countrysea=country,
                                                    yearsea=year: 
                                                    list_search(namesea, authorsea, voicesea, countrysea, yearsea))
    btn.grid(column=1, row=5)
 
def list_search(namesea, authorsea, voicesea, countrysea, yearsea):
    clear()
    label.place_forget()
    buttonshow.place_forget()
    with open ("media.txt", encoding="cp1251") as my_file:
        library = [line.strip('\n').split('|') for line in my_file]
    rows = len(library)
    searchlist = []
    rowslist = 0
    new = []
    new.append(namesea.get())
    new.append(authorsea.get())
    new.append(voicesea.get())
    new.append(countrysea.get())
    new.append(yearsea.get())
    for i in range(rows):
        if library[i][0] != new[0] and new[0] != '':
            continue
        elif library[i][0] == new[0] or new[0] == '':
            for j in range(1,5):
                if library[i][j] == new[j] or new[j] == '':
                    flag = True
                else:
                    flag = False
                    break
            if flag:
                for k in range(5):
                    searchlist.append(library[i][k])
                rowslist +=1
    for i in range(rowslist):
        for j in range(5):
            l = Label(text=searchlist[i][j], relief=RIDGE)
            l.grid(row=i+1, column=j, sticky=NSEW)
        btn_modify[i] = Button(w, text = "Изменить", command=lambda j=i, lines=rows: modify(j, lines))
        btn_modify[i].grid(row=i+1, column=5)
        btn_delete[i] = Button(w, text = "Удалить", command=lambda j=i, lines=rows: delete(j, lines))
        btn_delete[i].grid(row=i+1, column=6)
 
library = []
w = Tk()
w.title("Домашняя медиатека")
w.geometry("800x500")
label = Label(w, text="Привествую в Домашней медиатеке!")
label.place(relx=.5, rely=.2, anchor="c", bordermode=OUTSIDE)
buttonshow = Button(w, text = "К списку", command=mediateka)
buttonshow.place(relx=.5, rely=.5, anchor="c", bordermode=OUTSIDE)
menu = Menu(w)
new_item = Menu(menu)
new_item = Menu(menu, tearoff=0)
new_item.add_command(label="Добавить", command=new_song)
new_item.add_separator()
new_item.add_command(label="Поиск", command=search)
new_item.add_separator()
menu.add_cascade(label="Функции", menu=new_item)
w.config(menu=menu)
w.mainloop()