def find(how_many): return zip(find_foo(how_many), find_bar(how_many))
def test_side_effect_overrides_rvalue(self): rvalue = find_bar(10) assert rvalue == 10, "Expected la, got %s" % rvalue
def test_side_effect_raises_exceptions_with_rvalue(self): try: find_bar(10) except: assert sys.exc_info()[1].message == 'Boom'