def stop_cluster(reactor):
Value of `p:blipFill/a:blip/@r:embed`. Raises |ValueError| if not
dataset/ETHPy150Open ClusterHQ/flocker/admin/acceptance.py/IClusterRunner.stop_cluster--crossover with--dataset/ETHPy150Open scanny/python-pptx/pptx/oxml/shapes/picture.py/CT_Picture.blip_rId