code: def assertEquivalent(self, a, b):
      return self.assert_(
          dtype_ext.equivalent(a, b), "%r is not equivalent to %r"
      )
  
file_path: turicreate/src/external/boost/boost_1_68_0/libs/python/test/numpy/dtype.py
imports: import dtype_ext
  import unittest
  import numpy
  import sys
label_desc: Use image node_id 1 for calling the DtypeTestCase obj's underlying member method code with example usage: obj.assertEquivalent(a, b) and returns: self