code: def test_pow_array_accuracy(self):
      code = """
          import numpy as np
          def pow_array_accuracy(N, i):
              p = np.arange(N) * 0.0000001
  
              pp = p**i * (1-p)**(N-i)
              return pp"""
      self.run_test(code, 3, 2, pow_array_accuracy=[int, int])
  
imports: from pythran.tests import TestEnv
label_desc: Use image node_id 39 for calling the TestMath obj's underlying member method code with example usage: obj.test_pow_array_accuracy() without return types