 class="n">length</span> <span class="o">=</span> <span class="n">_rd</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_avgTransactionLength</span> <span class="o">+</span> <span class="mi">20</span><span class="p">)</span>
            <span class="n">st</span> <span class="o">=</span> <span class="nb">str</span><span class="p">()</span>
            <span c