from django.utils.crypto import md5 TEMPLATE_FRAGMENT_KEY_TEMPLATE = "template.cache.%s.%s" def make_template_fragment_key(fragment_name, vary_on=None): hasher = md5(usedforsecurity=False) if vary_on is not None: for arg in vary_on: hasher.update(str(arg).encode()) hasher.update(b":") return TEMPLATE_FRAGMENT_KEY_TEMPLATE % (fragment_name, hasher.hexdigest())