message: change error messages after splitting condition
diff: @@ -78,11 +78,9 @@ def _interpolate_bilinear(grid,
  with ops.control_dependencies([
  check_ops.assert_greater_equal(height, 2, message=
  - 'Grid must be at least batch_size'
  - 'x 2 x 2 in size.'),
  + 'Grid height must be at least 2'),
  check_ops.assert_greater_equal(width, 2, message=
  - 'Grid must be at least batch_size'
  - 'x 2 x 2 in size.')]):
  + 'Grid width must be at least2')]):
  alphas = []
  floors = []
  ceils = []
  