class_docstr: Check complex support in Pythran. 
class_docstr_tok: ["Check","complex","support","in","Pythran","."]
code: def test_complex256_array1(self):
      self.run_test(
          "def complex256_array1(x): import numpy as np; return (x * 2j)**2",
          np.array([1.2, 3.1], dtype=np.complex256) ** 6,
          complex256_array1=[NDArray[np.complex256, :]],
      )
  
imports: import numpy
  from pythran.config import cfg
  from pythran.tests import TestEnv
  from pythran.typing import NDArray
  import unittest
label_desc: Use image node_id 22 for calling the TestComplex obj's underlying member method code with example usage: obj.test_complex256_array1() without return types