dico.http.ratelimit module

class dico.http.ratelimit.RatelimitHandler

Bases: object

Rate limit handler for async_http.AsyncHTTPRequest.

Variables:

• lockers – Dictionary of lockers per buckets.

• buckets – Dictionary of buckets to be used for the route.

• global_locker – Locker for global rate limit situation.

static to_locker_key(meth, route)

Merges method and route.

property utc

Current time as UTC. Used for calculation of rate limit expiration time.

get_locker(meth, route)

Gets locker based on method and route passed.

Parameters:

• meth – Method of the request.

• route – Route of the request.

Returns:

Format of: {"lock": LOCKER_INSTANCE, "reset_at": EXPIRATION_TIME, "remaining": REMAINING_COUNT}

set_bucket(meth, route, bucket, reset_after, reset_at, remaining)

Creates bucket based on rate limit response headers.

Parameters:

• meth – Method of the request.

• route – Route of the request.

• bucket – Bucket of the request.

• reset_after – Second of the reset time left.

• reset_at – Timestamp of when the rate limit resets.

• remaining – Remaining request count.

async maybe_global()

Waits until global lock expires.