code: def max_pool(x, ksize, strides):
      """Max Pooling."""
      return tf.nn.max_pool(
          x,
          ksize=[1, ksize[0], ksize[1], 1],
          strides=[1, strides[0], strides[1], 1],
          padding="VALID",
          name="max_pool",
      )
  
file_path: delta/delta/layers/common_layers.py
imports: import delta.compat
  from absl import logging
  from delta.data.feat import speech_ops
label_desc: Use image node_id 4 for calling a global function with example usage: max_pool(x, ksize, strides) and returns: tf