I want a DummyAuthorizer class for configuring virtual FTP users entirely in memory.

I want a DummyAuthorizer class for configuring virtual FTP users entirely in memory.: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). After auth.add user('alice', 'secret', homedir, perm='elr', msg login='Welcome.', msg quit='Bye.') , auth.has user('alice') should…