def check_gradients(self, loss):
        Returns
        -------
        bool
            Whether or not the optimizer step should be carried out.
        """

    def check_gradients(self):
        """Checks if the gradients are finite. If not, it will emit a warning and set them to zero."""

  if self.check_gradients(loss):
    self.optimizer.step()

  if self.check_gradients():
    self.optimizer.step()

  self.check_gradients()
  self.optimizer.step()