This attribute error appeared when I try to run my code using Gtk and Python. Would anyone know how to solve it? This is my code:
import gi
gi.require_version('Gtk','3.0')
from gi.repository import Gtk
builder = Gtk.Builder()
builder.add_from_file('user_interface.glade')
class Manipulador(object):
def __init__(self):
self.entry = builder.get_object('entry')
self.label = builder.get_object('label')
def on_button_clicked(self, button):
text = self.entry.get_text()
self.label.set_text(text)
def on_main_window_destroy(self, window):
Gtk.main_quit()
builder.connect_signals(Manipulador())
window = builder.get_object()
window.show_all()
Gtk.main()