code: def pts_shift(pts=[], shift=[0.0, 0.0]):
      '''Return given points shifted in N dimensions.
      '''
      assert isinstance(pts, list) and len(pts) > 0
      l_pt_prev = None
      for pt in pts:
          assert isinstance(pt, tuple)
          l_pt = len(pt)
          assert l_pt > 1
          for i in pt:
              assert isinstance(i, float)
          if l_pt_prev is not None:
              assert l_pt == l_pt_prev
          l_pt_prev = l_pt
      assert isinstance(shift, list)
      l_sh = len(shift)
      assert l_sh == l_pt
      for i in shift:
          assert isinstance(i, float)
  
      return [pt_shift(pt, shift) for pt in ptsf pts_shift(pts=[], shift=[0.0, 0.0]):
      '''Return given points shifted in N dimensions.
      '''
      assert isinstance(pts, list) and len(pts) > 0
      l_pt_prev = None
      for pt in pts:
          assert isinstance(pt, tuple)
          l_pt = len(pt)
          assert l_pt > 1
          for i in pt:
              assert isinstance(i, float)
          if l_pt_prev is not None:
              assert l_pt == l_pt_prev
          l_pt_prev = l_pt
      assert isinstance(shift, list)
      l_sh = len(shift)
      assert l_sh == l_pt
      for i in shift:
          assert isinstance(i, float)
  
      return [pt_shift(pt, shift) for pt in pts]
docs: Return given points shifted in N dimensions.