code: def test_fromccomplex(self):
      # Test PyComplex_FromCComplex()
      fromccomplex = _testcapi.complex_fromccomplex
  
      self.assertEqual(fromccomplex(1 + 2j), 1.0 + 2.0j)
  
imports: from math import isnan
  import errno
  import unittest
  import warnings
  from test.test_capi.test_getargs import BadComplex, BadComplex2, Complex, FloatSubclass, Float, BadFloat, BadFloat2, ComplexSubclass
  from test.support import import_helper
label_desc: Use image node_id 3 for calling the CAPIComplexTest obj's underlying member method code with example usage: obj.test_fromccomplex() without return types