code: def test_binomial_ks(self):
      self.check_ks(0.05)(self.n, self.p, size=2000)
  
imports: import functools
  import unittest
  import numpy
  import cupy
  from cupy import testing
  from cupy.testing import _condition
label_desc: Use image node_id 2 for calling the Binomial obj's underlying member method code with example usage: obj.test_binomial_ks() without return types