def viewCommand():
listbox.delete(0, END)
for row in backend.viewAll():
listbox.insert(END, row)
def viewall():
list1.delete(0, END)
for values in backend.viewAll():
list1.insert(END, values)
def view_cmd():
list1.delete(0, END)
for item in backend.viewAll():
list1.insert(END, item)
def view_command():
resultsBox.delete(0,END)
for result in backend.viewAll():
resultsBox.insert(END, result)
def allEntries():
itemsList.delete(0, END)
for books in bk.viewAll(file):
itemsList.insert(END, books)