code: def tail_push(
      tail: CrayTail, push_indices: ndarray, data: ndarray
  ) -> CrayTail:
      """
      Push data to tail at specified indices.
  
      Args:
          tail: A CrayTail to push data to.
          push_indices: Indices specifying push locations (for interleaved
              coding).
  
      Returns:
          ``tail`` with data inserted at ``push_indices`` and tail pointer moved
              to end of new data.
      """
      push_indices, data = jnp.ravel(push_indices), jnp.ravel(data)
      limit, tail_data = tail
      # insert current information batch into the tail
      return CrayTail(
          limit - push_indices.sum(),
          lax.dynamic_update_slice(
              tail_data,
              lax.sort_key_val(push_indices, data)[1],
              limit - data.size,
          ),
      )
  
imports: from typing import NamedTuple, Sequence, Tuple
  import jax.lax
  import jax.numpy
  from jax.numpy import ndarray
  from jax.random import PRNGKey, randint
label_desc: Use image node_id 3 for calling a global function with example usage: tail_push(tail, push_indices, data) and returns: CrayTail