Determine if Service Already Installed

Determine if a Windows service is already installed.

Note:This software is available as a pre-release.

Download Chilkat Python Library

import chilkat

service = chilkat.CkService()

service.put_ServiceName("MyService")

#  returns -1 for failure (inability to check)
#  returns 1 if already installed.
#  returns 0 if not yet installed.

retval = service.IsInstalled()
if (retval < 0):
    print "Failed to query service control manager"
else:
    if (retval == 1):
        print "Service is already installed"
    else:
        print "Service is not installed"