im for. For
<code>RandomWalkMetropolis</code> this should be closer to 0.25. See the individual
kernels' docstrings for guidance.</p>
    </div>

    <pre class="usage"><span class='fu'>mcmc_simple_step_size_adaptation</span><span class='op'>(</span>
  <span class='va'>inner_kernel</span>,
  <span class='va'>num_adaptation_steps</span>,
  target_accept_prob <span class='op'>=</span> <span class='fl'>0.75</span>,
  adaptation_rate <span class='op'>=</span> <span class='fl'>0.01</span>,
  step_size_setter_fn 