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| <div class="section" id="module-apache_beam.io.flink.flink_streaming_impulse_source"> |
| <span id="apache-beam-io-flink-flink-streaming-impulse-source-module"></span><h1>apache_beam.io.flink.flink_streaming_impulse_source module<a class="headerlink" href="#module-apache_beam.io.flink.flink_streaming_impulse_source" title="Permalink to this headline">¶</a></h1> |
| <p>A PTransform that provides an unbounded, streaming source of empty byte arrays.</p> |
| <p>This can only be used with the flink runner.</p> |
| <dl class="class"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource"> |
| <em class="property">class </em><code class="descclassname">apache_beam.io.flink.flink_streaming_impulse_source.</code><code class="descname">FlinkStreamingImpulseSource</code><span class="sig-paren">(</span><em>label=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource" 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="attribute"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.URN"> |
| <code class="descname">URN</code><em class="property"> = 'flink:transform:streaming_impulse:v1'</em><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.URN" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="attribute"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.config"> |
| <code class="descname">config</code><em class="property"> = {}</em><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.config" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.expand"> |
| <code class="descname">expand</code><span class="sig-paren">(</span><em>pbegin</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.expand"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.expand" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.get_windowing"> |
| <code class="descname">get_windowing</code><span class="sig-paren">(</span><em>unused_inputs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.get_windowing"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.get_windowing" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.infer_output_type"> |
| <code class="descname">infer_output_type</code><span class="sig-paren">(</span><em>unused_input_type</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.infer_output_type"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.infer_output_type" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.to_runner_api_parameter"> |
| <code class="descname">to_runner_api_parameter</code><span class="sig-paren">(</span><em>context</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.to_runner_api_parameter"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.to_runner_api_parameter" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.set_interval_ms"> |
| <code class="descname">set_interval_ms</code><span class="sig-paren">(</span><em>interval_ms</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.set_interval_ms"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.set_interval_ms" title="Permalink to this definition">¶</a></dt> |
| <dd><p>Sets the interval (in milliseconds) between messages in the stream.</p> |
| </dd></dl> |
| |
| <dl class="method"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.set_message_count"> |
| <code class="descname">set_message_count</code><span class="sig-paren">(</span><em>message_count</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.set_message_count"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.set_message_count" title="Permalink to this definition">¶</a></dt> |
| <dd><p>If non-zero, the stream will produce only this many total messages. |
| Otherwise produces an unbounded number of messages.</p> |
| </dd></dl> |
| |
| <dl class="staticmethod"> |
| <dt id="apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.from_runner_api_parameter"> |
| <em class="property">static </em><code class="descname">from_runner_api_parameter</code><span class="sig-paren">(</span><em>_ptransform</em>, <em>spec_parameter</em>, <em>_context</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/io/flink/flink_streaming_impulse_source.html#FlinkStreamingImpulseSource.from_runner_api_parameter"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.io.flink.flink_streaming_impulse_source.FlinkStreamingImpulseSource.from_runner_api_parameter" title="Permalink to this definition">¶</a></dt> |
| <dd></dd></dl> |
| |
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