∀ {ι : Type u_1} [inst : Fintype ι] {G : ι → Type u_4} [inst_1 : (i : ι) → Group (G i)]
  [inst_2 : (i : ι) → MeasureTheory.MeasureSpace (G i)] [∀ (i : ι), MeasurableInv (G i)]
  [∀ (i : ι), MeasureTheory.SigmaFinite MeasureTheory.volume] [∀ (i : ι), MeasureTheory.volume.IsInvInvariant],
  MeasureTheory.volume.IsInvInvariant