def delete_book(book_id): book = session.query(Book).get(book_id) session.delete(book) session.commit() return redirect(url_for('index'))
def delete_customer(c_id): customer = session.query(Customer).get(c_id) session.delete(customer) session.commit() return redirect(url_for('customers'))
def delete_author(author_id): author = session.query(Author).get(author_id) session.delete(author) session.commit() return redirect(url_for('index'))
def delete_target(tgt_id): target = session.query(Target).get(tgt_id) session.delete(target) session.commit() return redirect(url_for('index'))