gistfile1.py

import SoftLayer
from pprint import pprint as pp
apiUsername = ''
apiKey = ''


def getImageTemplateId(templateName):
    client = SoftLayer.Client(username=apiUsername, api_key=apiKey)
    templates = client['Account'].getBlockDeviceTemplateGroups()
    for template in templates:
        if template['name'] == templateName:
            return template['id']


pp(getImageTemplateId('Image Name Here'))