code: def test_variable_change(self):
      x = ttk.LabeledScale(self.root)
      x.pack()
      x.wait_visibility()
      x.update()
  
      curr_xcoord = x.scale.coords()[0]
      newval = x.value + 1
      x.value = newval
      # The following update is needed since the test doesn't use mainloop,
      # at the same time this shouldn't affect test outcome
      x.update()
      self.assertEqual(
          x.label["text"], newval if self.wantobjects else str(newval)
      )
      self.assertGreater(x.scale.coords()[0], curr_xcoord)
      self.assertEqual(
          x.scale.coords()[0], int(x.label.place_info()["x"])
      )
  
      # value outside range
      if self.wantobjects:
          conv = lambda x: x
      else:
          conv = int
      x.value = conv(x.scale["to"]) + 1  # no changes shouldn't happen
      x.update()
      self.assertEqual(conv(x.label["text"]), newval)
      self.assertEqual(
          x.scale.coords()[0], int(x.label.place_info()["x"])
      )
  
      x.destroy()
  
imports: import sys
  import unittest
  import Tkinter
  import ttk
  from test.test_support import requires, run_unittest, swap_attr
  from test_ttk.support import AbstractTkTest, destroy_default_root
label_desc: Use image node_id 6 for calling the LabeledScaleTest obj's underlying member method code with example usage: obj.test_variable_change() without return types