
<h1>recurring_timer.py</h1>
<div class="highlight"><pre><span></span><span class="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">print_function</span>
<span class="kn">from</span> <span class="nn">proton.reactor</span> <span class="kn">import</span> <span class="n">Container</span><span class="p">,</span> <span class="n">Handler</span>

<span class="k">class</span> <span class="nc">Recurring</span><span class="p">(</span><span class="n">Handler</span><span class="p">):</span>
    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">period</span><span class="p">):</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">period</span> <span class="o">=</span> <span class="n">period</span>

    <span class="k">def</span> <span class="nf">on_reactor_init</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">container</span> <span class="o">=</span> <span class="n">event</span><span class="o">.</span><span class="n">reactor</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">schedule</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">period</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span>

    <span class="k">def</span> <span class="nf">on_timer_task</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span>
        <span class="k">print</span><span class="p">(</span><span class="s2">&quot;Tick...&quot;</span><span class="p">)</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">schedule</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">period</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span>

<span class="k">try</span><span class="p">:</span>
    <span class="n">container</span> <span class="o">=</span> <span class="n">Container</span><span class="p">(</span><span class="n">Recurring</span><span class="p">(</span><span class="mf">1.0</span><span class="p">))</span>
    <span class="n">container</span><span class="o">.</span><span class="n">run</span><span class="p">()</span>
<span class="k">except</span> <span class="ne">KeyboardInterrupt</span><span class="p">:</span>
    <span class="n">container</span><span class="o">.</span><span class="n">stop</span><span class="p">()</span>
    <span class="k">print</span><span class="p">()</span>
</pre></div>

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