message: Fix a typo in exception message.
diff: @@ -325,7 +325,7 @@ def _AssertCompatible(values, dtype):
  except ValueError as e:
  [mismatch] = e.args
  if dtype is None:
  - raise TypeError("List of Tensors when single Tensor expected")
  + raise TypeError("Expected any non-tensor type, got a tensor instead.")
  else:
  raise TypeError("Expected %s, got %s of type '%s' instead." %
  (dtype.name, repr(mismatch), type(mismatch).__name__))
  