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| <li class="toctree-l4"><a class="reference internal" href="#apache_beam.runners.trivial_runner.TrivialRunner"><code class="docutils literal notranslate"><span class="pre">TrivialRunner</span></code></a></li> |
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| |
| <section id="module-apache_beam.runners.trivial_runner"> |
| <span id="apache-beam-runners-trivial-runner-module"></span><h1>apache_beam.runners.trivial_runner module<a class="headerlink" href="#module-apache_beam.runners.trivial_runner" title="Link to this heading"></a></h1> |
| <dl class="py class"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner"> |
| <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">TrivialRunner</span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner" title="Link to this definition"></a></dt> |
| <dd><p>Bases: <a class="reference internal" href="apache_beam.runners.runner.html#apache_beam.runners.runner.PipelineRunner" title="apache_beam.runners.runner.PipelineRunner"><code class="xref py py-class docutils literal notranslate"><span class="pre">PipelineRunner</span></code></a></p> |
| <p>A bare-bones batch Python pipeline runner illistrating how to use the |
| RunnerAPI and FnAPI to execute pipelines.</p> |
| <p>Note that this runner is primarily for pedagogical purposes and is missing |
| several features in order to keep it as simple as possible. Where possible |
| pointers are provided which this should serve as a useful starting point.</p> |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner.run_portable_pipeline"> |
| <span class="sig-name descname"><span class="pre">run_portable_pipeline</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pipeline</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">options</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner.run_portable_pipeline"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner.run_portable_pipeline" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner.execute_transform"> |
| <span class="sig-name descname"><span class="pre">execute_transform</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">transform_id</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">execution_state</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner.execute_transform"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner.execute_transform" title="Link to this definition"></a></dt> |
| <dd><p>Execute a single transform.</p> |
| </dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner.execute_executable_stage"> |
| <span class="sig-name descname"><span class="pre">execute_executable_stage</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">transform_proto</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">execution_state</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner.execute_executable_stage"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner.execute_executable_stage" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner.group_by_key_and_window"> |
| <span class="sig-name descname"><span class="pre">group_by_key_and_window</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">input_pcoll</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">output_pcoll</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">execution_state</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner.group_by_key_and_window"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner.group_by_key_and_window" title="Link to this definition"></a></dt> |
| <dd><p>Groups the elements of input_pcoll, placing their output in output_pcoll.</p> |
| </dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.TrivialRunner.supported_requirements"> |
| <span class="sig-name descname"><span class="pre">supported_requirements</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Iterable" title="(in Python v3.13)"><span class="pre">Iterable</span></a><span class="p"><span class="pre">[</span></span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#TrivialRunner.supported_requirements"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.TrivialRunner.supported_requirements" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| </dd></dl> |
| |
| <dl class="py class"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState"> |
| <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">ExecutionState</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">optimized_pipeline</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState" title="Link 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 v3.13)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p> |
| <p>A helper class holding various values and context during execution.</p> |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.register_process_bundle_descriptor"> |
| <span class="sig-name descname"><span class="pre">register_process_bundle_descriptor</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">process_bundle_descriptor</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">ProcessBundleDescriptor</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.register_process_bundle_descriptor"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.register_process_bundle_descriptor" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.get_pcollection_contents"> |
| <span class="sig-name descname"><span class="pre">get_pcollection_contents</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pcoll_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.List" title="(in Python v3.13)"><span class="pre">List</span></a><span class="p"><span class="pre">[</span></span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#bytes" title="(in Python v3.13)"><span class="pre">bytes</span></a><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.get_pcollection_contents"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.get_pcollection_contents" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.set_pcollection_contents"> |
| <span class="sig-name descname"><span class="pre">set_pcollection_contents</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pcoll_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em>, <em class="sig-param"><span class="n"><span class="pre">chunks</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.List" title="(in Python v3.13)"><span class="pre">List</span></a><span class="p"><span class="pre">[</span></span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#bytes" title="(in Python v3.13)"><span class="pre">bytes</span></a><span class="p"><span class="pre">]</span></span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.set_pcollection_contents"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.set_pcollection_contents" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.new_id"> |
| <span class="sig-name descname"><span class="pre">new_id</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">prefix</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">''</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.new_id"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.new_id" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.windowed_coder"> |
| <span class="sig-name descname"><span class="pre">windowed_coder</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pcollection_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference internal" href="apache_beam.coders.coders.html#apache_beam.coders.coders.Coder" title="apache_beam.coders.coders.Coder"><span class="pre">Coder</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.windowed_coder"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.windowed_coder" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.windowing_strategy"> |
| <span class="sig-name descname"><span class="pre">windowing_strategy</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pcollection_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference internal" href="apache_beam.transforms.core.html#apache_beam.transforms.core.Windowing" title="apache_beam.transforms.core.Windowing"><span class="pre">Windowing</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.windowing_strategy"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.windowing_strategy" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.ExecutionState.windowed_coder_id"> |
| <span class="sig-name descname"><span class="pre">windowed_coder_id</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">pcollection_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#ExecutionState.windowed_coder_id"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.ExecutionState.windowed_coder_id" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| </dd></dl> |
| |
| <dl class="py function"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.is_primitive_transform"> |
| <span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">is_primitive_transform</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">transform</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">PTransform</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.13)"><span class="pre">bool</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#is_primitive_transform"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.is_primitive_transform" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py function"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.only_element"> |
| <span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">only_element</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">iterable</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Iterable" title="(in Python v3.13)"><span class="pre">Iterable</span></a><span class="p"><span class="pre">[</span></span><span class="pre">T</span><span class="p"><span class="pre">]</span></span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><span class="pre">T</span></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#only_element"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.only_element" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py function"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.decode_all"> |
| <span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">decode_all</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">encoded_elements</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#bytes" title="(in Python v3.13)"><span class="pre">bytes</span></a></span></em>, <em class="sig-param"><span class="n"><span class="pre">coder</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference internal" href="apache_beam.coders.coders.html#apache_beam.coders.coders.Coder" title="apache_beam.coders.coders.Coder"><span class="pre">Coder</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Iterator" title="(in Python v3.13)"><span class="pre">Iterator</span></a><span class="p"><span class="pre">[</span></span><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Any" title="(in Python v3.13)"><span class="pre">Any</span></a><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#decode_all"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.decode_all" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py function"> |
| <dt class="sig sig-object py" id="apache_beam.runners.trivial_runner.encode_all"> |
| <span class="sig-prename descclassname"><span class="pre">apache_beam.runners.trivial_runner.</span></span><span class="sig-name descname"><span class="pre">encode_all</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">elements</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Iterator" title="(in Python v3.13)"><span class="pre">Iterator</span></a><span class="p"><span class="pre">[</span></span><span class="pre">T</span><span class="p"><span class="pre">]</span></span></span></em>, <em class="sig-param"><span class="n"><span class="pre">coder</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference internal" href="apache_beam.coders.coders.html#apache_beam.coders.coders.Coder" title="apache_beam.coders.coders.Coder"><span class="pre">Coder</span></a></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#bytes" title="(in Python v3.13)"><span class="pre">bytes</span></a></span></span><a class="reference internal" href="_modules/apache_beam/runners/trivial_runner.html#encode_all"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.runners.trivial_runner.encode_all" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| </section> |
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