How to use the larq.metrics.FlipRatio function in larq

def build(self, input_shape):
        super().build(input_shape)
        if self.depthwise_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.depthwise_flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.depthwise_kernel.shape,
                    name=f"flip_ratio/{self.name}_depthwise",
                )
        if self.pointwise_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.pointwise_flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.pointwise_kernel.shape,
                    name=f"flip_ratio/{self.name}_pointwise",
                )

def build(self, input_shape):
        super().build(input_shape)
        if self.kernel_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.kernel.shape, name=f"flip_ratio/{self.name}"
                )

def build(self, input_shape):
        super().build(input_shape)
        if self.depthwise_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.depthwise_kernel.shape,
                    name=f"flip_ratio/{self.name}",
                )

def build(self, input_shape):
        super().build(input_shape)
        if self.depthwise_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.depthwise_flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.depthwise_kernel.shape,
                    name=f"flip_ratio/{self.name}_depthwise",
                )
        if self.pointwise_quantizer:
            if "flip_ratio" in self._custom_metrics:
                self.pointwise_flip_ratio = lq_metrics.FlipRatio(
                    values_shape=self.pointwise_kernel.shape,
                    name=f"flip_ratio/{self.name}_pointwise",
                )