code: def reverse_causal(effective_kernel_size: int):
      """Post-padding such that output has no dependence on the past."""
      return [0, effective_kernel_size - 1]
  
imports: from typing import Callable, Sequence, Union
  from sonnet.src import utils
label_desc: Use image node_id 5 for calling a global function with example usage: reverse_causal(effective_kernel_size) and returns: list