TensorFlow 1 version View source on GitHub

Reduce elems using fn to combine them from left to right.

fn Callable that will be called upon each element in elems and an accumulator, for instance lambda acc, x: acc + x
elems tensor
initializer The first value used (elems[0] in case of None)
name A string name for the foldl node in the graph

Tensor with same type and shape as initializer.