Apex Cod e : Attendance.............

public class attendance
{

 public static void Test(Session__c [] session)
{
   List<Attendance__c> att = new List<Attendance__c>();
   Date obj = Date.today();
   for (Session__c s:session)
   {
       for(Enrollment__c e : [Select Contact__c From Enrollment__c where Program__c =:s.Program__c])
       {
          try
          {
                att.add(new Attendance__c(Present__c =false, Excused_Absence__c =false, Excuse_Details__c='',date__c = s.Session_Date__c, Youth__c = e.Contact__c, Session__c = s.id));
                upsert att;
          }
          catch(DmlException d)
           {
                d.getMessage();
           }
       }
     
   
 
   }
}
}