An example to provide assert function from unittest.TestCase

asserts_picker.py

from unittest import TestCase
import inspect


class AssertExample(object):
   
   def __create_method(self, tc, name):
       def method(self, *args, **kwargs):
           return tc.__getattribute__(name)(self, *args, **kwargs)
       return method
       
   def __init__(self):
        tc = TestCase('__init__')
        for name, method in inspect.getmembers(tc):
            if name.startswith('assert'):
                self.__setattr__(name, self.__create_method(tc, name))