Launch App At Login via LaunchAgent py (for munki)

launchatlogin.py

#!/usr/bin/python
import subprocess
import plistlib
from os import seteuid
from ServiceManagement import *
from SystemConfiguration import SCDynamicStoreCopyConsoleUser



installdir = 'Applications'
launchapp  = 'AppName'
launchd    = 'com.launchd.revdomain'

def main():
    #write out the LaunchDaemon Plist
    launchd_file = '/Library/LaunchAgents/'+launchd+'.plist'
 
    program = '/'+installdir+'/'+launchapp+'.app/Contents/MacOS/'+launchapp
 
    launchd_plist = {'Label':launchd,
                    'Program':[program],
                    'RunAtLoad':True,
                    'KeepAlive':{'SuccessfulExit':True},
                    }
                    
    plistlib.writePlist(launchd_plist,launchd_file )
 
    #fix the permissions 
    subprocess.call(['/usr/sbin/chown','root:wheel',launchd_file])
    subprocess.call(['/bin/chmod','0644',launchd_file])
    
    cfuser = SCDynamicStoreCopyConsoleUser( None, None, None )
    if cfuser[0]:
        seteuid(cfuser[1])
        SMJobSubmit(kSMDomainUserLaunchd,launch_agent,None,None)


if __name__ == '__main__':
    main()

I am wondering where the "launch_agent" variable was defined the one referenced in the SMJobSubmit command. Do you have an updated version of this script please?