# pwd
/etc/puppet/environments/env/modules/useraccounts/manifests
# cat init.pp
class useraccounts($realusers=[''], $appusers=''){
    include useraccounts::thisone
    include useraccounts::user
    include useraccounts::adminusers
    include useraccounts::thisonetoo

    user { 'zzz': ensure => 'absent' }
    user { 'yyy': ensure => 'absent' }

    if $realusers != '' {
        realize Add_user[$realusers]
        realize Manage_ssh_key[$realusers]
    }
    if $appusers != '' {
        realize Add_user[$appusers]
    }
}

-----

-rw-r--r-- 1 root root 27136 Oct 19 14:47 adminusers.pp
-rw-r--r-- 1 root root   387 Oct 24 12:27 init.pp
-rw-r--r-- 1 root root   695 Oct 24 10:50 thisone.pp
-rw-r--r-- 1 root root   362 Oct 24 10:50 thisonetoo.pp
-rw-r--r-- 1 root root  3884 Apr 11  2016 user.pp