def METHOD_NAME(self) -> None:
    """Expand dilation rate."""
    dilation = self.op_layer.dilation
    dilation_rates = METHOD_NAME(dilation, self.global_config)
    if self.op_layer.kernel_size[
            0] == 1 or self.op_layer.kernel_size[0] % 2 == 0:
        dilation_rates = [(dilation[0], r[1]) for r in dilation_rates]
    if self.op_layer.kernel_size[
            1] == 1 or self.op_layer.kernel_size[1] % 2 == 0:
        dilation_rates = [(r[0], dilation[1]) for r in dilation_rates]
    self.dilation_rates = copy.deepcopy(dilation_rates)
    if self.verbose:
        print_log(f'Expand as {self.dilation_rates}', 'current')
    nn.init.constant_(self.branch_weights,
                      self.global_config['init_alphas'])