def __init__(self, dict_values=None):
    self.type = None
    self.blob = None
    self.object_id = None
    if dict_values:
        self.set_attributes(dict_values)
def __init__(self, dict_values=None):
    self.type = None
    self.blob = None
    self.object_id = None
    if dict_values:
        self.set_attributes(dict_values)