code: def _get_mask(padding_length, full_length):
      valid_length = full_length - padding_length
      return jnp.arange(full_length, dtype=jnp.int32) < valid_length
  
imports: import functools
  from typing import Any, Callable, Generator, Iterable, Iterator, List, Mapping, Optional, Sequence, Union
  import jax
  from jax import lax
  import jax.numpy
  import jax.tree_util
  from jraph._src import graph
  import numpy
label_desc: Use image node_id 26 for calling a global function with example usage: _get_mask(padding_length, full_length) and returns: unknown