code: def test_repr(self):
      # Smoke test the repr of the base estimator.
      my_estimator = MyEstimator()
      repr(my_estimator)
      test = T(K(), K())
      assert_equal(
          repr(test), "T(a=K(c=None, d=None), b=K(c=None, d=None))"
      )
  
      some_est = T(a=["long_params"] * 1000)
      assert_equal(len(repr(some_est)), 415)
  
imports: from __future__ import division
  from __future__ import print_function
  import os
  import sys
  import unittest
  import numpy
  from numpy.testing import assert_equal
  from numpy.testing import assert_raises
  from pyod.models.base import BaseDetector
  from pyod.utils.data import generate_data
label_desc: Use image node_id 8 for calling the TestBASE obj's underlying member method code with example usage: obj.test_repr() without return types