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<div class="section" id="module-apache_beam.runners.interactive.recording_manager">
<span id="apache-beam-runners-interactive-recording-manager-module"></span><h1>apache_beam.runners.interactive.recording_manager module<a class="headerlink" href="#module-apache_beam.runners.interactive.recording_manager" title="Permalink to this headline"></a></h1>
<dl class="class">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream">
<em class="property">class </em><code class="descclassname">apache_beam.runners.interactive.recording_manager.</code><code class="descname">ElementStream</code><span class="sig-paren">(</span><em>pcoll</em>, <em>var</em>, <em>cache_key</em>, <em>max_n</em>, <em>max_duration_secs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#ElementStream"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream" 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 v3.10)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<p>A stream of elements from a given PCollection.</p>
<dl class="attribute">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.var">
<code class="descname">var</code><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.var" title="Permalink to this definition"></a></dt>
<dd><p>Returns the variable named that defined this PCollection.</p>
</dd></dl>
<dl class="attribute">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.pcoll">
<code class="descname">pcoll</code><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.pcoll" title="Permalink to this definition"></a></dt>
<dd><p>Returns the PCollection that supplies this stream with data.</p>
</dd></dl>
<dl class="attribute">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.cache_key">
<code class="descname">cache_key</code><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.cache_key" title="Permalink to this definition"></a></dt>
<dd><p>Returns the cache key for this stream.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.display_id">
<code class="descname">display_id</code><span class="sig-paren">(</span><em>suffix</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#ElementStream.display_id"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.display_id" title="Permalink to this definition"></a></dt>
<dd><p>Returns a unique id able to be displayed in a web browser.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.is_computed">
<code class="descname">is_computed</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#ElementStream.is_computed"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.is_computed" title="Permalink to this definition"></a></dt>
<dd><p>Returns True if no more elements will be recorded.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.is_done">
<code class="descname">is_done</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#ElementStream.is_done"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.is_done" title="Permalink to this definition"></a></dt>
<dd><p>Returns True if no more new elements will be yielded.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.ElementStream.read">
<code class="descname">read</code><span class="sig-paren">(</span><em>tail=True</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#ElementStream.read"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.ElementStream.read" title="Permalink to this definition"></a></dt>
<dd><p>Reads the elements currently recorded.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="apache_beam.runners.interactive.recording_manager.Recording">
<em class="property">class </em><code class="descclassname">apache_beam.runners.interactive.recording_manager.</code><code class="descname">Recording</code><span class="sig-paren">(</span><em>user_pipeline</em>, <em>pcolls</em>, <em>result</em>, <em>max_n</em>, <em>max_duration_secs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording" 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 v3.10)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<p>A group of PCollections from a given pipeline run.</p>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.is_computed">
<code class="descname">is_computed</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.is_computed"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.is_computed" title="Permalink to this definition"></a></dt>
<dd><p>Returns True if all PCollections are computed.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.stream">
<code class="descname">stream</code><span class="sig-paren">(</span><em>pcoll</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.stream"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.stream" title="Permalink to this definition"></a></dt>
<dd><p>Returns an ElementStream for a given PCollection.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.computed">
<code class="descname">computed</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.computed"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.computed" title="Permalink to this definition"></a></dt>
<dd><p>Returns all computed ElementStreams.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.uncomputed">
<code class="descname">uncomputed</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.uncomputed"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.uncomputed" title="Permalink to this definition"></a></dt>
<dd><p>Returns all uncomputed ElementStreams.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.cancel">
<code class="descname">cancel</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.cancel"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.cancel" title="Permalink to this definition"></a></dt>
<dd><p>Cancels the recording.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.wait_until_finish">
<code class="descname">wait_until_finish</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.wait_until_finish"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.wait_until_finish" title="Permalink to this definition"></a></dt>
<dd><p>Waits until the pipeline is done and returns the final state.</p>
<p>This also marks any PCollections as computed right away if the pipeline is
successful.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.Recording.describe">
<code class="descname">describe</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#Recording.describe"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.Recording.describe" title="Permalink to this definition"></a></dt>
<dd><p>Returns a dictionary describing the cache and recording.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager">
<em class="property">class </em><code class="descclassname">apache_beam.runners.interactive.recording_manager.</code><code class="descname">RecordingManager</code><span class="sig-paren">(</span><em>user_pipeline</em>, <em>pipeline_var=None</em>, <em>test_limiters=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager" 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 v3.10)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<p>Manages recordings of PCollections for a given pipeline.</p>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.clear">
<code class="descname">clear</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.clear"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.clear" title="Permalink to this definition"></a></dt>
<dd><p>Clears all cached PCollections for this RecordingManager.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.cancel">
<code class="descname">cancel</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.cancel"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.cancel" title="Permalink to this definition"></a></dt>
<dd><p>Cancels the current background recording job.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.describe">
<code class="descname">describe</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.describe"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.describe" title="Permalink to this definition"></a></dt>
<dd><p>Returns a dictionary describing the cache and recording.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.record_pipeline">
<code class="descname">record_pipeline</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.record_pipeline"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.record_pipeline" title="Permalink to this definition"></a></dt>
<dd><p>Starts a background caching job for this RecordingManager’s pipeline.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.record">
<code class="descname">record</code><span class="sig-paren">(</span><em>pcolls</em>, <em>max_n</em>, <em>max_duration</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.record"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.record" title="Permalink to this definition"></a></dt>
<dd><p>Records the given PCollections.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.recording_manager.RecordingManager.read">
<code class="descname">read</code><span class="sig-paren">(</span><em>pcoll_name</em>, <em>pcoll</em>, <em>max_n</em>, <em>max_duration_secs</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/recording_manager.html#RecordingManager.read"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.recording_manager.RecordingManager.read" title="Permalink to this definition"></a></dt>
<dd><p>Reads an ElementStream of a computed PCollection.</p>
<p>Returns None if an error occurs. The caller is responsible of validating if
the given pcoll_name and pcoll can identify a watched and computed
PCollection without ambiguity in the notebook.</p>
</dd></dl>
</dd></dl>
</div>
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