code: def _to_cpu(array):
      """Converts an array or arrays to NumPy."""
      return _backend._convert_arrays(array, _array_to_cpu)
  
file_path: chainer/chainer/backends/_cpu.py
imports: import numpy
  from chainer import _backend
  import chainer.backends
  import chainerx
label_desc: Use image node_id 1 for calling a global function with example usage: _to_cpu(array) and returns: _backend