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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def build(self, build_dir, **kwargs):
 """This function builds the cmake build command."""

        # pylint: disable=no-self-use
        del kwargs
        args = ["cmake", "--build", build_dir]
        args.extend(self._get_build_flags())
        return [{"args": args}]