tf.compat.v1.placeholder_with_default

A placeholder op that passes through input when its output is not fed.

tf.compat.v1.placeholder_with_default(
    input, shape, name=None
)

Args
input	A Tensor. The default value to produce when output is not fed.
shape	A tf.TensorShape or list of ints. The (possibly partial) shape of the tensor.
name	A name for the operation (optional).

Returns
A Tensor. Has the same type as input.