def add(self, key, value, timeout=DEFAULT_TIMEOUT, version=None):
        if timeout <= FOREVER:
            timeout = Infinity
        return super(InfinityMixin, self).add(key, value, timeout, version)
dataset/ETHPy150Open django-cache-machine/django-cache-machine/caching/backends/locmem.py/InfinityMixin.add/operator `==` -> `<=`