def pwm_stop(self):
        raise NotImplementedError()
Clear out the content-type cache. This needs to happen during database
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/runtime/south/plugins/io/gpio/base_gpiopin.py/GPIOPinBase.pwm_stop--crossover with--dataset/ETHPy150Open django/django/django/contrib/contenttypes/models.py/ContentTypeManager.clear_cache