keras/src/ops/nn.py/SeparableConv/call
class SeparableConv:    def call(self, inputs, depthwise_kernel, pointwise_kernel):
        return backend.nn.separable_conv(
            inputs,
            depthwise_kernel,
            pointwise_kernel,
            self.strides,
            self.padding,
            self.data_format,
            self.dilation_rate,
        )