mirror of
https://gitlab.com/ytdl-org/youtube-dl.git
synced 2026-01-04 00:01:07 -05:00
When a IE is added to the list, it's also added to a dictionary. When a IE is requested it first looks in the dictionary and if there's no instance it will create a new one. That way _real_initialize is only called once for each IE, saving time if it needs to login for example.