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  <div class="section" id="module-airflow.contrib.sensors.cassandra_table_sensor">
<span id="airflow-contrib-sensors-cassandra-table-sensor"></span><h1><a class="reference internal" href="#module-airflow.contrib.sensors.cassandra_table_sensor" title="airflow.contrib.sensors.cassandra_table_sensor"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.contrib.sensors.cassandra_table_sensor</span></code></a><a class="headerlink" href="#module-airflow.contrib.sensors.cassandra_table_sensor" title="Permalink to this headline">¶</a></h1>
<div class="section" id="module-contents">
<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
<dl class="class">
<dt id="airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor">
<em class="property">class </em><code class="sig-prename descclassname">airflow.contrib.sensors.cassandra_table_sensor.</code><code class="sig-name descname">CassandraTableSensor</code><span class="sig-paren">(</span><em class="sig-param">table</em>, <em class="sig-param">cassandra_conn_id</em>, <em class="sig-param">*args</em>, <em class="sig-param">**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/sensors/cassandra_table_sensor.html#CassandraTableSensor"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="../../../sensors/base_sensor_operator/index.html#airflow.sensors.base_sensor_operator.BaseSensorOperator" title="airflow.sensors.base_sensor_operator.BaseSensorOperator"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.sensors.base_sensor_operator.BaseSensorOperator</span></code></a></p>
<p>Checks for the existence of a table in a Cassandra cluster.</p>
<p>For example, if you want to wait for a table called ‘t’ to be created
in a keyspace ‘k’, instantiate it as follows:</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">&gt;&gt;&gt; </span><span class="n">cassandra_sensor</span> <span class="o">=</span> <span class="n">CassandraTableSensor</span><span class="p">(</span><span class="n">table</span><span class="o">=</span><span class="s2">&quot;k.t&quot;</span><span class="p">,</span>
<span class="gp">... </span>                                        <span class="n">cassandra_conn_id</span><span class="o">=</span><span class="s2">&quot;cassandra_default&quot;</span><span class="p">,</span>
<span class="gp">... </span>                                        <span class="n">task_id</span><span class="o">=</span><span class="s2">&quot;cassandra_sensor&quot;</span><span class="p">)</span>
</pre></div>
</div>
<dl class="attribute">
<dt id="airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor.template_fields">
<code class="sig-name descname">template_fields</code><em class="property"> = ['table']</em><a class="reference internal" href="../../../../../_modules/airflow/contrib/sensors/cassandra_table_sensor.html#CassandraTableSensor.template_fields"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor.template_fields" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

<dl class="method">
<dt id="airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor.poke">
<code class="sig-name descname">poke</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">context</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/sensors/cassandra_table_sensor.html#CassandraTableSensor.poke"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.sensors.cassandra_table_sensor.CassandraTableSensor.poke" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>

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