|---| | [ View source on GitHub](https://github.com/tensorflow/tensorflow/blob/v2.21.0/tensorflow/python/ops/numpy_ops/np_array_ops.py#L631-L641) | TensorFlow variant of NumPy's `sum`. tf.experimental.numpy.sum( a, axis=None, dtype=None, keepdims=None ) ### Used in the notebooks | Used in the guide | |---| | - [NumPy API on TensorFlow](https://www.tensorflow.org/guide/tf_numpy) | Unsupported arguments: `out`, `initial`, `where`. See the NumPy documentation for [`numpy.sum`](https://numpy.org/doc/stable/reference/generated/numpy.sum.html).