code: def astype(x, astype_dtype=None, **kwargs):
      return x.astype(astype_dtype, **kwargs)
  
imports: from __future__ import annotations
  import contextlib
  from collections.abc import Container, Iterable, Sequence
  from functools import wraps
  from numbers import Integral
  import numpy
  from tlz import concat
  from dask.core import flatten
label_desc: Use image node_id 11 for calling a global function with example usage: astype(x, astype_dtype) and returns: x