def METHOD_NAME(self, indices=[], policies=[], data_streams=[]):
    for ds in data_streams:
        self.delete_data_stream(ds)
        self.delete_template(template=ds)
    for i in indices:
        self.delete_index_and_alias(i)
        self.delete_template(template=i)
    for i in [x for x in policies if x != '']:
        self.delete_policy(i)