racket'>]</span><span class='period'>.</span><span class='id identifier rubyid_keys'>keys</span>
  <span class='id identifier rubyid_keys_to_overwrite'>keys_to_overwrite</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_key'>key</span><span class='comma'>,</span> <span class='id identifier rubyid_new_value'>new_value</span><span class='op'>|</span>
    <span class='comment'># Assign new