def decorator(fn):
fn_generate_key = function_key_generator('cache_on_arguments:v1',
fn,
to_str=unicode)
fn_args = inspect.getargspec(fn)
fn_has_self = fn_args[0] and fn_args[0][0] in ('self', 'cls')
@functools.wraps(fn)
def wrapper(*args, **kwargs):
key = fn_generate_key(*args, **kwargs)
val = redis_client.get(key)
if val is None:
val = fn(*args, **kwargs)
redis_client.set(key, zdumps(val), expiration_time)
return val
else:
return zloads(val)
def generate_key(*args, **kwargs):
args = ((None, ) + args) if fn_has_self else args
return fn_generate_key(*args, **kwargs)
def flush(*args, **kwargs):
return redis_client.delete(generate_key(*args, **kwargs))
wrapper.generate_key = generate_key
wrapper.flush = flush
wrapper.original = fn
return wrapper
def function_key_generator(namespace, fn, to_str=key_generate_to_str):
# NOTE(morganfainberg): This wraps dogpile.cache's default
# function_key_generator to change the default to_str mechanism.
return util.function_key_generator(namespace, fn, to_str=to_str)
def function_key_generator(namespace, fn, to_str=_key_generate_to_str):
# NOTE(morganfainberg): This wraps dogpile.cache's default
# function_key_generator to change the default to_str mechanism.
return util.function_key_generator(namespace, fn, to_str=to_str)
def decorate(fn):
canary.append(util.function_key_generator(namespace, fn, **kw))
return fn
def decorate(fn):
canary.append(util.function_key_generator(namespace, fn, **kw))
return fn
def to_native_str_key_generator(namespace, fn, to_str=_to_native_str):
return function_key_generator(namespace, fn, to_str)
def _get_key(self, f, args, kwargs):
key = function_key_generator(None, f)(*args, **kwargs)
return key
def _get_key(self, f, args, kwargs):
key = function_key_generator(None, f)(*args, **kwargs)
return key
