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<div class="section" id="module-quanttrader.event.backtest_event_engine">
<span id="event"></span><h1>Event<a class="headerlink" href="#module-quanttrader.event.backtest_event_engine" title="Permalink to this headline">¶</a></h1>
<dl class="py class">
<dt id="quanttrader.event.backtest_event_engine.BacktestEventEngine">
<em class="property">class </em><code class="sig-prename descclassname">quanttrader.event.backtest_event_engine.</code><code class="sig-name descname">BacktestEventEngine</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">datafeed</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.backtest_event_engine.BacktestEventEngine" title="Permalink to this definition">¶</a></dt>
<dd><p>Event queue + a while loop to dispatch events</p>
<dl class="py method">
<dt id="quanttrader.event.backtest_event_engine.BacktestEventEngine.put">
<code class="sig-name descname">put</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">event</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.backtest_event_engine.BacktestEventEngine.put" title="Permalink to this definition">¶</a></dt>
<dd><p>put event in the queue; call from outside</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.backtest_event_engine.BacktestEventEngine.register_handler">
<code class="sig-name descname">register_handler</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">type_</span></em>, <em class="sig-param"><span class="n">handler</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.backtest_event_engine.BacktestEventEngine.register_handler" title="Permalink to this definition">¶</a></dt>
<dd><p>register handler/subscriber</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.backtest_event_engine.BacktestEventEngine.run">
<code class="sig-name descname">run</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">nSteps</span><span class="o">=</span><span class="default_value">- 1</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.backtest_event_engine.BacktestEventEngine.run" title="Permalink to this definition">¶</a></dt>
<dd><p>run backtest,
if nSteps = -1, run to the end; else run nSteps</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.backtest_event_engine.BacktestEventEngine.unregister_handler">
<code class="sig-name descname">unregister_handler</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">type_</span></em>, <em class="sig-param"><span class="n">handler</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.backtest_event_engine.BacktestEventEngine.unregister_handler" title="Permalink to this definition">¶</a></dt>
<dd><p>unregister handler/subscriber</p>
</dd></dl>
</dd></dl>
<span class="target" id="module-quanttrader.event.live_event_engine"></span><dl class="py class">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine">
<em class="property">class </em><code class="sig-prename descclassname">quanttrader.event.live_event_engine.</code><code class="sig-name descname">LiveEventEngine</code><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine" title="Permalink to this definition">¶</a></dt>
<dd><p>Event queue + a thread to dispatch events</p>
<dl class="py method">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine.put">
<code class="sig-name descname">put</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">event</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine.put" title="Permalink to this definition">¶</a></dt>
<dd><p>put event in the queue; call from outside</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine.register_handler">
<code class="sig-name descname">register_handler</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">type_</span></em>, <em class="sig-param"><span class="n">handler</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine.register_handler" title="Permalink to this definition">¶</a></dt>
<dd><p>register handler/subscriber</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine.start">
<code class="sig-name descname">start</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">timer</span><span class="o">=</span><span class="default_value">True</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine.start" title="Permalink to this definition">¶</a></dt>
<dd><p>start the dispatcher thread</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine.stop">
<code class="sig-name descname">stop</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine.stop" title="Permalink to this definition">¶</a></dt>
<dd><p>stop the dispatcher thread</p>
</dd></dl>
<dl class="py method">
<dt id="quanttrader.event.live_event_engine.LiveEventEngine.unregister_handler">
<code class="sig-name descname">unregister_handler</code><span class="sig-paren">(</span><em class="sig-param"><span class="n">type_</span></em>, <em class="sig-param"><span class="n">handler</span></em><span class="sig-paren">)</span><a class="headerlink" href="#quanttrader.event.live_event_engine.LiveEventEngine.unregister_handler" title="Permalink to this definition">¶</a></dt>
<dd><p>unregister handler/subscriber</p>
</dd></dl>
</dd></dl>
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