def __init__(self, stubs):
    self.stubs = stubs
    self.extra_props_last_call = None
    stubs.Set(compute_api.API, 'backup', self.backup)
def __init__(self, stubs):
    self.stubs = stubs
    self.extra_props_last_call = None
    stubs.Set(compute_api.API, 'backup', self.backup)