text: from kivy.uix.screenmanager import Screen
  
  
  class KitchenSinkPickers(Screen):
      previous_date = None
      previous_time = None
  
      def get_time_picker_date(self, instance, time):
          self.ids.time_picker_label.text = str(time)
          self.previous_time = time
  
      def show_example_time_picker(self):
          from kivymd.uix.picker import MDTimePicker
  
          time_dialog = MDTimePicker()
          time_dialog.bind(time=self.get_time_picker_date)
  
          if self.ids.time_picker_use_previous_time.active:
              try:
                  time_dialog.set_time(self.previous_time)
              except AttributeError:
                  pass
          time_dialog.open()
  
      def set_previous_date(self, date_obj):
          self.previous_date = date_obj
          self.ids.date_picker_label.text = str(date_obj)
  
      def show_example_date_picker(self):
          from kivymd.uix.picker import MDDatePicker
  
          if self.ids.date_picker_use_previous_date.active:
              pd = self.previous_date
              try:
                  MDDatePicker(
                      self.set_previous_date, pd.year, pd.month, pd.day
                  ).open()
              except AttributeError:
                  MDDatePicker(self.set_previous_date).open()
          else:
              MDDatePicker(self.set_previous_date).open()
  