tf.debugging.assert_scalar

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Asserts that the given tensor is a scalar (i.e. zero-dimensional).

View aliases

Main aliases

`tf.assert_scalar`, `tf.contrib.framework.assert_scalar`

Compat aliases for migration

See Migration guide for more details.

tf.compat.v1.assert_scalar, tf.compat.v1.debugging.assert_scalar

tf.debugging.assert_scalar(
    tensor, name=None, message=None
)

This function raises ValueError unless it can be certain that the given tensor is a scalar. ValueError is also raised if the shape of tensor is unknown.

Args
tensor	A Tensor.
name	A name for this operation. Defaults to "assert_scalar"
message	A string to prefix to the default message.

Returns
The input tensor (potentially converted to a Tensor).

Raises
ValueError	If the tensor is not scalar (rank 0), or if its shape is unknown.