code: def flat(self, value):
      y = self.ravel()
      y[:] = value
  
imports: import numpy
  from numpy.lib.mixins import NDArrayOperatorsMixin
  from numpy.testing import assert_, assert_raises
  from numpy.ma.testutils import assert_equal
  from numpy.ma.core import array, arange, masked, MaskedArray, masked_array, log, add, hypot, divide, asarray, asanyarray, nomask
label_desc: Use image node_id 7 for calling the ComplicatedSubArray obj's underlying member method code with example usage: obj.flat(value) without return types