Part $1$: hw$2.$py $-$ Classes

You must fully implement the following classes in the hw$2.$py file. Refer to the TODO comments for places

where you must write your own code.

$1.$ Profile Class Holds essential user information $($username$,$ password, screen name, email$).$

Variables:

username $($str$)$: username of the user.

password $($str$)$: Password associated with the account.

screen$\_$name $($str$)$: Display name of the user.

email $($str$)$: Email address of the user.

Methods:

$\_\_$init$\_\_($self$,$ username, password, scr