#NEWLINE# def __init__( self , password_manager ) : #NEWLINE# #INDENT# 'Initialize a `PlainServerAuthenticator` object.\n\n        :Parameters:\n            - `password_manager`: name of the password manager object providing\n              authentication credential verification.\n        :Types:\n            - `password_manager`: `PasswordManager`\n        ' #NEWLINE# ServerAuthenticator . __init__ ( self , self )