code: def _to_jax_device(device_id):
      if isinstance(device_id, jax.Device):
          return device_id
      device_type, index = device_id.split(":")
      index = int(index)
      devices = jax.devices(backend=device_type)
      if index >= len(devices):
          raise ValueError(f"Unknown device: {device_id}")
      return devices[index]
  
file_path: keras/keras/backend/jax/distribution_lib.py
imports: import jax
  import numpy
  from keras.utils import jax_utils
label_desc: Use image node_id 8 for calling a global function with example usage: _to_jax_device(device_id) and returns: devices, device_id