#To define a particular parameter, replace the 'parameterName' inside itsm.getParameter('parameterName') with that parameter's name
Eventid=190## Here mention the Event Id to get the details
LogName="Veeam Agent" ##Here Please enter the LogName
Hours=72 ##Here mention the hours to check. (It should be same as monitoring time period)

 
import os 
import sys
import re
import ctypes
import _winreg
import ctypes

def alert(arg): 
   sys.stderr.write("%d%d%d" % (arg, arg, arg)) 
   
def eventid():
    class disable_file_system_redirection:
        _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
        _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
        def __enter__(self):
            self.old_value = ctypes.c_long()
            self.success = self._disable(ctypes.byref(self.old_value))
        def __exit__(self, type, value, traceback):
            if self.success:
                self._revert(self.old_value)

    with disable_file_system_redirection():
        setpolicy=os.popen('powershell "Set-ExecutionPolicy RemoteSigned"').read()
        cmd= 'powershell.exe ' + '"'+'Get-EventLog -Log '+"'"+LogName+"'"+' -After (Get-Date).AddHours(-%s)'%Hours+'| where {$_.eventID -eq "%s"}| Group-Object -Property Source -NoElement | Sort-Object -Property Count'%Eventid+'"'
        print cmd
        logs=  os.popen(cmd).read()
        logs= logs.strip()
        print logs
        if logs:          
           pattern= re.compile(r'.*\n.*\n.*\s(\d{1,}).*')
           m= re.match(pattern,logs)
           count= m.group(1)
           alert(1)
           print "The no. of Events for the Event ID:%d for the past %d Hours is:%s"%(Eventid,Hours,count)
            
        else:
           alert(0)
           print "No Events Occured with eventid= %s"%Eventid


     
eventid()