glance get size of image

from glanceclient import Client

OS_IMAGE_ENDPOINT = 'http://16.164.217.124:9292'
OS_AUTH_TOKEN = '6aec4894efbc474d93b6ed139d023ad0'

glance = Client('1', endpoint=OS_IMAGE_ENDPOINT, token=OS_AUTH_TOKEN)
images = glance.images.list()
print images
for image in images:
    image_dict = image.to_dict()
    print image_dict['size']