∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {D : Type u'} [inst_1 : CategoryTheory.Category.{v', u'} D]
  (F : CategoryTheory.Functor C D) [CategoryTheory.Limits.HasInitial C] [CategoryTheory.Limits.HasPushouts C]
  [CategoryTheory.Limits.PreservesColimitsOfShape (CategoryTheory.Discrete PEmpty.{1}) F]
  [CategoryTheory.Limits.PreservesColimitsOfShape CategoryTheory.Limits.WalkingSpan F],
  CategoryTheory.Limits.PreservesColimitsOfShape (CategoryTheory.Discrete CategoryTheory.Limits.WalkingPair) F