code: def make_complex_data(shape, dtype):
      ar, ai = dtype(numpy.random.randn(2, *shape))
      ac = ar + 1j * ai
  
      return da.from_array(ac, chunks=shape)
  
imports: from pyfftw import interfaces
  from .test_pyfftw_base import run_test_suites
  from .test_pyfftw_numpy_interface import complex_dtypes, real_dtypes
  from ._get_default_args import get_default_args
  import unittest
  import numpy
  import warnings
  import copy
label_desc: Use image node_id 1 for calling a global function with example usage: make_complex_data(shape, dtype) and returns: da