code: def next_frame_base_range(rhp):
      """Basic tuning grid."""
      rhp.set_float("dropout", 0.2, 0.6)
      rhp.set_discrete("hidden_size", [64, 128, 256])
      rhp.set_int("num_compress_steps", 5, 8)
      rhp.set_discrete("batch_size", [4, 8, 16, 32])
      rhp.set_int("num_hidden_layers", 1, 3)
      rhp.set_int("filter_double_steps", 1, 6)
      rhp.set_float("learning_rate_constant", 1.0, 4.0)
      rhp.set_int("learning_rate_warmup_steps", 500, 3000)
      rhp.set_float("initializer_gain", 0.8, 1.8)
  
imports: from __future__ import division
  from __future__ import print_function
  from tensor2tensor.layers import modalities
  from tensor2tensor.models.video import base
  from tensor2tensor.utils import registry
label_desc: Use image node_id 12 for calling a global function with example usage: next_frame_base_range(rhp) without return types