*</span> <span class="n">radius</span>
        <span class="n">z</span> <span class="o">=</span> <span class="n">math</span><span class="o">.</span><span class="n">sin</span><span class="p">(</span><span class="n">theta</span><span class="p">)</span> <span class="o">*</span> <span class="n">radius</span>

        <span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">([</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,