tf.contrib.framework.reduce_sum_n

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Reduce tensors to a scalar sum.

tf.contrib.framework.reduce_sum_n(
    tensors,
    name=None
)

This reduces each tensor in tensors to a scalar via tf.reduce_sum, then adds them via tf.add_n.

Args:

• tensors: List of tensors, all of the same numeric type.
• name: Tensor name, and scope for all other ops.

Returns:

Total loss tensor, or None if no losses have been configured.

Raises:

• ValueError: if losses is missing or empty.