tf.contrib.rnn.best_effort_input_batch_size

Get static input batch size if available, with fallback to the dynamic one.

tf.contrib.rnn.best_effort_input_batch_size(
    flat_input
)

Args
flat_input	An iterable of time major input Tensors of shape [max_time, batch_size, ...]. All inputs should have compatible batch sizes.

Returns
The batch size in Python integer if available, or a scalar Tensor otherwise.

Raises
ValueError	if there is any input with an invalid shape.