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| <div class="section" id="module-airflow.sensors.base_sensor_operator"> |
| <span id="airflow-sensors-base-sensor-operator"></span><h1><a class="reference internal" href="#module-airflow.sensors.base_sensor_operator" title="airflow.sensors.base_sensor_operator"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.sensors.base_sensor_operator</span></code></a><a class="headerlink" href="#module-airflow.sensors.base_sensor_operator" 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.sensors.base_sensor_operator.BaseSensorOperator"> |
| <em class="property">class </em><code class="sig-prename descclassname">airflow.sensors.base_sensor_operator.</code><code class="sig-name descname">BaseSensorOperator</code><span class="sig-paren">(</span><em class="sig-param">poke_interval=60</em>, <em class="sig-param">timeout=60 * 60 * 24 * 7</em>, <em class="sig-param">soft_fail=False</em>, <em class="sig-param">mode='poke'</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/sensors/base_sensor_operator.html#BaseSensorOperator"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Bases: <a class="reference internal" href="../../models/index.html#airflow.models.BaseOperator" title="airflow.models.BaseOperator"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.models.BaseOperator</span></code></a>, <a class="reference internal" href="../../models/index.html#airflow.models.SkipMixin" title="airflow.models.SkipMixin"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.models.SkipMixin</span></code></a></p> |
| <p>Sensor operators are derived from this class and inherit these attributes.</p> |
| <p>Sensor operators keep executing at a time interval and succeed when |
| a criteria is met and fail if and when they time out.</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters</dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>soft_fail</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.7)"><em>bool</em></a>) – Set to true to mark the task as SKIPPED on failure</p></li> |
| <li><p><strong>poke_interval</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.7)"><em>int</em></a>) – Time in seconds that the job should wait in |
| between each tries</p></li> |
| <li><p><strong>timeout</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.7)"><em>int</em></a>) – Time, in seconds before the task times out and fails.</p></li> |
| <li><p><strong>mode</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.7)"><em>str</em></a>) – How the sensor operates. |
| Options are: <code class="docutils literal notranslate"><span class="pre">{</span> <span class="pre">poke</span> <span class="pre">|</span> <span class="pre">reschedule</span> <span class="pre">}</span></code>, default is <code class="docutils literal notranslate"><span class="pre">poke</span></code>. |
| When set to <code class="docutils literal notranslate"><span class="pre">poke</span></code> the sensor is taking up a worker slot for its |
| whole execution time and sleeps between pokes. Use this mode if the |
| expected runtime of the sensor is short or if a short poke interval |
| is required. Note that the sensor will hold onto a worker slot and |
| a pool slot for the duration of the sensor’s runtime in this mode. |
| When set to <code class="docutils literal notranslate"><span class="pre">reschedule</span></code> the sensor task frees the worker slot when |
| the criteria is not yet met and it’s rescheduled at a later time. Use |
| this mode if the time before the criteria is met is expected to be |
| quite long. The poke interval should be more than one minute to |
| prevent too much load on the scheduler.</p></li> |
| </ul> |
| </dd> |
| </dl> |
| <dl class="attribute"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.ui_color"> |
| <code class="sig-name descname">ui_color</code><em class="property"> = #e6f1f2</em><a class="reference internal" href="../../../../_modules/airflow/sensors/base_sensor_operator.html#BaseSensorOperator.ui_color"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.ui_color" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.valid_modes"> |
| <code class="sig-name descname">valid_modes</code><em class="property"> = ['poke', 'reschedule']</em><a class="reference internal" href="../../../../_modules/airflow/sensors/base_sensor_operator.html#BaseSensorOperator.valid_modes"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.valid_modes" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.reschedule"> |
| <code class="sig-name descname">reschedule</code><a class="reference internal" href="../../../../_modules/airflow/sensors/base_sensor_operator.html#BaseSensorOperator.reschedule"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.reschedule" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.deps"> |
| <code class="sig-name descname">deps</code><a class="reference internal" href="../../../../_modules/airflow/sensors/base_sensor_operator.html#BaseSensorOperator.deps"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.deps" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Adds one additional dependency for all sensor operators that |
| checks if a sensor task instance can be rescheduled.</p> |
| </dd></dl> |
| |
| <dl class="method"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator._validate_input_values"> |
| <code class="sig-name descname">_validate_input_values</code><span class="sig-paren">(</span><em class="sig-param">self</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../_modules/airflow/sensors/base_sensor_operator.html#BaseSensorOperator._validate_input_values"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator._validate_input_values" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.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/sensors/base_sensor_operator.html#BaseSensorOperator.poke"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.poke" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Function that the sensors defined while deriving this class should |
| override.</p> |
| </dd></dl> |
| |
| <dl class="method"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator.execute"> |
| <code class="sig-name descname">execute</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/sensors/base_sensor_operator.html#BaseSensorOperator.execute"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator.execute" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="airflow.sensors.base_sensor_operator.BaseSensorOperator._do_skip_downstream_tasks"> |
| <code class="sig-name descname">_do_skip_downstream_tasks</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/sensors/base_sensor_operator.html#BaseSensorOperator._do_skip_downstream_tasks"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.sensors.base_sensor_operator.BaseSensorOperator._do_skip_downstream_tasks" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
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