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<div class="section" id="module-apache_beam.runners.interactive.interactive_environment">
<span id="apache-beam-runners-interactive-interactive-environment-module"></span><h1>apache_beam.runners.interactive.interactive_environment module<a class="headerlink" href="#module-apache_beam.runners.interactive.interactive_environment" title="Permalink to this headline"></a></h1>
<p>Module of the current Interactive Beam environment.</p>
<p>For internal use only; no backwards-compatibility guarantees.
Provides interfaces to interact with existing Interactive Beam environment.
External Interactive Beam users please use interactive_beam module in
application code or notebook.</p>
<dl class="function">
<dt id="apache_beam.runners.interactive.interactive_environment.current_env">
<code class="descclassname">apache_beam.runners.interactive.interactive_environment.</code><code class="descname">current_env</code><span class="sig-paren">(</span><em>cache_manager=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#current_env"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.current_env" title="Permalink to this definition"></a></dt>
<dd><p>Gets current Interactive Beam environment.</p>
</dd></dl>
<dl class="function">
<dt id="apache_beam.runners.interactive.interactive_environment.new_env">
<code class="descclassname">apache_beam.runners.interactive.interactive_environment.</code><code class="descname">new_env</code><span class="sig-paren">(</span><em>cache_manager=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#new_env"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.new_env" title="Permalink to this definition"></a></dt>
<dd><p>Creates a new Interactive Beam environment to replace current one.</p>
</dd></dl>
<dl class="class">
<dt id="apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment">
<em class="property">class </em><code class="descclassname">apache_beam.runners.interactive.interactive_environment.</code><code class="descname">InteractiveEnvironment</code><span class="sig-paren">(</span><em>cache_manager=None</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#InteractiveEnvironment"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment" title="Permalink to this definition"></a></dt>
<dd><p>Bases: <a class="reference external" href="https://docs.python.org/2/library/functions.html#object" title="(in Python v2.7)"><code class="xref py py-class docutils literal"><span class="pre">object</span></code></a></p>
<p>An interactive environment with cache and pipeline variable metadata.</p>
<p>Interactive Beam will use the watched variable information to determine if a
PCollection is assigned to a variable in user pipeline definition. When
executing the pipeline, interactivity is applied with implicit cache
mechanism for those PCollections if the pipeline is interactive. Users can
also visualize and introspect those PCollections in user code since they have
handles to the variables.</p>
<dl class="method">
<dt id="apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.watch">
<code class="descname">watch</code><span class="sig-paren">(</span><em>watchable</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#InteractiveEnvironment.watch"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.watch" title="Permalink to this definition"></a></dt>
<dd><p>Watches a watchable.</p>
<p>A watchable can be a dictionary of variable metadata such as locals(), a str
name of a module, a module object or an instance of a class. The variable
can come from any scope even local. Duplicated variable naming doesn’t
matter since they are different instances. Duplicated variables are also
allowed when watching.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.watching">
<code class="descname">watching</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#InteractiveEnvironment.watching"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.watching" title="Permalink to this definition"></a></dt>
<dd><p>Analyzes and returns a list of pair lists referring to variable names and
values from watched scopes.</p>
<p>Each entry in the list represents the variable defined within a watched
watchable. Currently, each entry holds a list of pairs. The format might
change in the future to hold more metadata. Duplicated pairs are allowed.
And multiple paris can have the same variable name as the “first” while
having different variable values as the “second” since variables in
different scopes can have the same name.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.set_cache_manager">
<code class="descname">set_cache_manager</code><span class="sig-paren">(</span><em>cache_manager</em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#InteractiveEnvironment.set_cache_manager"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.set_cache_manager" title="Permalink to this definition"></a></dt>
<dd><p>Sets the cache manager held by current Interactive Environment.</p>
</dd></dl>
<dl class="method">
<dt id="apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.cache_manager">
<code class="descname">cache_manager</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/runners/interactive/interactive_environment.html#InteractiveEnvironment.cache_manager"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#apache_beam.runners.interactive.interactive_environment.InteractiveEnvironment.cache_manager" title="Permalink to this definition"></a></dt>
<dd><p>Gets the cache manager held by current Interactive Environment.</p>
</dd></dl>
</dd></dl>
</div>
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