code: def test_power(self):
      a = self.a
      if not isinstance(self.a, float):
          a = cupy.array(self.a)
      self.generate(a=a)
  
imports: import functools
  import unittest
  import numpy
  import cupy
  from cupy import testing
  from cupy.testing import _condition
label_desc: Use image node_id 1 for calling the Power obj's underlying member method code with example usage: obj.test_power() without return types