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   <div class="section" id="module-apache_beam.testing.benchmarks.nexmark.nexmark_util">
 <span id="apache-beam-testing-benchmarks-nexmark-nexmark-util-module"></span><h1>apache_beam.testing.benchmarks.nexmark.nexmark_util module<a class="headerlink" href="#module-apache_beam.testing.benchmarks.nexmark.nexmark_util" title="Permalink to this headline">¶</a></h1>
 <p>Utilities for the Nexmark suite.</p>
 <p>The Nexmark suite is a series of queries (streaming pipelines) performed
 on a simulation of auction events. This util includes:</p>
 <blockquote>
 <div><ul class="simple">
 <li>A Command class used to terminate the streaming jobs
 launched in nexmark_launcher.py by the DirectRunner.</li>
 <li>A ParseEventFn DoFn to parse events received from PubSub.</li>
 </ul>
 </div></blockquote>
 <p>Usage:</p>
 <dl class="docutils">
 <dt>To run a process for a certain duration, define in the code:</dt>
 <dd>command = Command(process_to_terminate, args)
 command.run(timeout=duration)</dd>
 </dl>
 <dl class="class">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.Command">
 <em class="property">class </em><code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">Command</code><span class="sig-paren">(</span><em>cmd</em>, <em>args</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#Command"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.Command" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/functions.html#object" title="(in Python v3.9)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
 <dl class="method">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.Command.run">
 <code class="descname">run</code><span class="sig-paren">(</span><em>timeout</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#Command.run"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.Command.run" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.setup_coder">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">setup_coder</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#setup_coder"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.setup_coder" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="class">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseEventFn">
 <em class="property">class </em><code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">ParseEventFn</code><span class="sig-paren">(</span><em>*unused_args</em>, <em>**unused_kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#ParseEventFn"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseEventFn" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="apache_beam.transforms.core.html#apache_beam.transforms.core.DoFn" title="apache_beam.transforms.core.DoFn"><code class="xref py py-class docutils literal notranslate"><span class="pre">apache_beam.transforms.core.DoFn</span></code></a></p>
 <p>Original parser for parsing raw events info into a Python objects.</p>
 <p>Each event line has the following format:</p>
 <blockquote>
 <div>person: &lt;id starting with ‘p’&gt;,name,email,credit_card,city,             state,timestamp,extra
 auction: &lt;id starting with ‘a’&gt;,item_name, description,initial_bid,              reserve_price,timestamp,expires,seller,category,extra
 bid: &lt;auction starting with ‘b’&gt;,bidder,price,timestamp,extra</div></blockquote>
 <p>For example:</p>
 <blockquote>
 <div>‘p12345,maria,maria&#64;maria.com,1234-5678-9012-3456,      sunnyvale,CA,1528098831536’
 ‘a12345,car67,2012 hyundai elantra,15000,20000,      1528098831536,20180630,maria,vehicle’
 ‘b12345,maria,20000,1528098831536’</div></blockquote>
 <dl class="method">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseEventFn.process">
 <code class="descname">process</code><span class="sig-paren">(</span><em>elem</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#ParseEventFn.process"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseEventFn.process" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 <dl class="class">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseJsonEventFn">
 <em class="property">class </em><code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">ParseJsonEventFn</code><span class="sig-paren">(</span><em>*unused_args</em>, <em>**unused_kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#ParseJsonEventFn"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseJsonEventFn" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="apache_beam.transforms.core.html#apache_beam.transforms.core.DoFn" title="apache_beam.transforms.core.DoFn"><code class="xref py py-class docutils literal notranslate"><span class="pre">apache_beam.transforms.core.DoFn</span></code></a></p>
 <p>Parses the raw event info into a Python objects.</p>
 <p>Each event line has the following format:</p>
 <blockquote>
 <div>person:  {id,name,email,credit_card,city,               state,timestamp,extra}
 auction: {id,item_name, description,initial_bid,               reserve_price,timestamp,expires,seller,category,extra}
 bid:     {auction,bidder,price,timestamp,extra}</div></blockquote>
 <p>For example:</p>
 <blockquote>
 <div><p>{“id”:1000,”name”:”Peter Jones”,”emailAddress”:”<a class="reference external" href="mailto:nhd&#37;&#52;&#48;xcat&#46;com">nhd<span>&#64;</span>xcat<span>&#46;</span>com</a>”,     “creditCard”:”7241 7320 9143 4888”,”city”:”Portland”,”state”:”WY”,     “dateTime”:1528098831026,”extra”:”WN_HS_bnpVQ[[“}</p>
 <p>{“id”:1000,”itemName”:”wkx mgee”,”description”:”eszpqxtdxrvwmmywkmogoahf”,     “initialBid”:28873,”reserve”:29448,”dateTime”:1528098831036,     “expires”:1528098840451,”seller”:1000,”category”:13,”extra”:”zcuupiz”}</p>
 <p>{“auction”:1000,”bidder”:1001,”price”:32530001,”dateTime”:1528098831066,     “extra”:”fdiysaV^]NLVsbolvyqwgticfdrwdyiyofWPYTOuwogvszlxjrcNOORM”}</p>
 </div></blockquote>
 <dl class="method">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseJsonEventFn.process">
 <code class="descname">process</code><span class="sig-paren">(</span><em>elem</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#ParseJsonEventFn.process"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.ParseJsonEventFn.process" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 <dl class="class">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.CountAndLog">
 <em class="property">class </em><code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">CountAndLog</code><span class="sig-paren">(</span><em>label=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#CountAndLog"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.CountAndLog" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="apache_beam.transforms.ptransform.html#apache_beam.transforms.ptransform.PTransform" title="apache_beam.transforms.ptransform.PTransform"><code class="xref py py-class docutils literal notranslate"><span class="pre">apache_beam.transforms.ptransform.PTransform</span></code></a></p>
 <dl class="method">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.CountAndLog.expand">
 <code class="descname">expand</code><span class="sig-paren">(</span><em>pcoll</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#CountAndLog.expand"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.CountAndLog.expand" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.log_count_info">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">log_count_info</code><span class="sig-paren">(</span><em>count</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#log_count_info"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.log_count_info" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.display">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">display</code><span class="sig-paren">(</span><em>elm</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#display"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.display" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.model_to_json">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">model_to_json</code><span class="sig-paren">(</span><em>model</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#model_to_json"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.model_to_json" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.construct_json_dict">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">construct_json_dict</code><span class="sig-paren">(</span><em>model</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#construct_json_dict"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.construct_json_dict" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.unnest_to_json">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">unnest_to_json</code><span class="sig-paren">(</span><em>cand</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#unnest_to_json"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.unnest_to_json" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.millis_to_timestamp">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">millis_to_timestamp</code><span class="sig-paren">(</span><em>millis</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#millis_to_timestamp"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.millis_to_timestamp" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.get_counter_metric">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">get_counter_metric</code><span class="sig-paren">(</span><em>result</em>, <em>namespace</em>, <em>name</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#get_counter_metric"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.get_counter_metric" title="Permalink to this definition">¶</a></dt>
 <dd><p>get specific counter metric from pipeline result</p>
 <table class="docutils field-list" frame="void" rules="none">
 <col class="field-name" />
 <col class="field-body" />
 <tbody valign="top">
 <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
 <li><strong>result</strong> – the PipelineResult which metrics are read from</li>
 <li><strong>namespace</strong> – a string representing the namespace of wanted metric</li>
 <li><strong>name</strong> – a string representing the  name of the wanted metric</li>
 </ul>
 </td>
 </tr>
 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last">the result of the wanted metric if it exist, else -1</p>
 </td>
 </tr>
 </tbody>
 </table>
 </dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.get_start_time_metric">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">get_start_time_metric</code><span class="sig-paren">(</span><em>result</em>, <em>namespace</em>, <em>name</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#get_start_time_metric"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.get_start_time_metric" title="Permalink to this definition">¶</a></dt>
 <dd><p>get the start time out of all times recorded by the specified distribution
 metric</p>
 <table class="docutils field-list" frame="void" rules="none">
 <col class="field-name" />
 <col class="field-body" />
 <tbody valign="top">
 <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
 <li><strong>result</strong> – the PipelineResult which metrics are read from</li>
 <li><strong>namespace</strong> – a string representing the namespace of wanted metric</li>
 <li><strong>name</strong> – a string representing the  name of the wanted metric</li>
 </ul>
 </td>
 </tr>
 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last">the smallest time in the metric or -1 if it doesn’t exist</p>
 </td>
 </tr>
 </tbody>
 </table>
 </dd></dl>

 <dl class="function">
 <dt id="apache_beam.testing.benchmarks.nexmark.nexmark_util.get_end_time_metric">
 <code class="descclassname">apache_beam.testing.benchmarks.nexmark.nexmark_util.</code><code class="descname">get_end_time_metric</code><span class="sig-paren">(</span><em>result</em>, <em>namespace</em>, <em>name</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/testing/benchmarks/nexmark/nexmark_util.html#get_end_time_metric"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.testing.benchmarks.nexmark.nexmark_util.get_end_time_metric" title="Permalink to this definition">¶</a></dt>
 <dd><p>get the end time out of all times recorded by the specified distribution
 metric</p>
 <table class="docutils field-list" frame="void" rules="none">
 <col class="field-name" />
 <col class="field-body" />
 <tbody valign="top">
 <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
 <li><strong>result</strong> – the PipelineResult which metrics are read from</li>
 <li><strong>namespace</strong> – a string representing the namespace of wanted metric</li>
 <li><strong>name</strong> – a string representing the  name of the wanted metric</li>
 </ul>
 </td>
 </tr>
 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last">the largest time in the metric or -1 if it doesn’t exist</p>
 </td>
 </tr>
 </tbody>
 </table>
 </dd></dl>

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