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<a href="pyspark-module.html">Package pyspark</a> ::
<a href="pyspark.accumulators-module.html">Module accumulators</a> ::
Class AddingAccumulatorParam
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<!-- ==================== CLASS DESCRIPTION ==================== -->
<h1 class="epydoc">Class AddingAccumulatorParam</h1><p class="nomargin-top"><span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam">source code</a></span></p>
<pre class="base-tree">
object --+
|
<a href="pyspark.accumulators.AccumulatorParam-class.html">AccumulatorParam</a> --+
|
<strong class="uidshort">AddingAccumulatorParam</strong>
</pre>
<hr />
<p>An AccumulatorParam that uses the + operators to add values. Designed
for simple types such as integers, floats, and lists. Requires the zero
value for the underlying type as a parameter.</p>
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<span class="summary-type"> </span>
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<td><span class="summary-sig"><a href="pyspark.accumulators.AddingAccumulatorParam-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">zero_value</span>)</span><br />
x.__init__(...) initializes x; see help(type(x)) for signature</td>
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<span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.__init__">source code</a></span>
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<td><span class="summary-sig"><a href="pyspark.accumulators.AddingAccumulatorParam-class.html#zero" class="summary-sig-name">zero</a>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">value</span>)</span><br />
Provide a "zero value" for the type, compatible in
dimensions with the provided <code>value</code> (e.g., a zero vector)</td>
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<span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.zero">source code</a></span>
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<td><span class="summary-sig"><a href="pyspark.accumulators.AddingAccumulatorParam-class.html#addInPlace" class="summary-sig-name">addInPlace</a>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">value1</span>,
<span class="summary-sig-arg">value2</span>)</span><br />
Add two values of the accumulator's data type, returning a new value;
for efficiency, can also update <code>value1</code> in place and
return it.</td>
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<span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.addInPlace">source code</a></span>
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
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<code>__subclasshook__</code>
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
<code>__class__</code>
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<a name="__init__"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">__init__</span>(<span class="sig-arg">self</span>,
<span class="sig-arg">zero_value</span>)</span>
<br /><em class="fname">(Constructor)</em>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.__init__">source code</a></span>
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<p>x.__init__(...) initializes x; see help(type(x)) for signature</p>
<dl class="fields">
<dt>Overrides:
object.__init__
<dd><em class="note">(inherited documentation)</em></dd>
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<a name="zero"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">zero</span>(<span class="sig-arg">self</span>,
<span class="sig-arg">value</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.zero">source code</a></span>
</td>
</tr></table>
<p>Provide a "zero value" for the type, compatible in
dimensions with the provided <code>value</code> (e.g., a zero vector)</p>
<dl class="fields">
<dt>Overrides:
<a href="pyspark.accumulators.AccumulatorParam-class.html#zero">AccumulatorParam.zero</a>
<dd><em class="note">(inherited documentation)</em></dd>
</dt>
</dl>
</td></tr></table>
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<a name="addInPlace"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">addInPlace</span>(<span class="sig-arg">self</span>,
<span class="sig-arg">value1</span>,
<span class="sig-arg">value2</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="pyspark.accumulators-pysrc.html#AddingAccumulatorParam.addInPlace">source code</a></span>
</td>
</tr></table>
<p>Add two values of the accumulator's data type, returning a new value;
for efficiency, can also update <code>value1</code> in place and return
it.</p>
<dl class="fields">
<dt>Overrides:
<a href="pyspark.accumulators.AccumulatorParam-class.html#addInPlace">AccumulatorParam.addInPlace</a>
<dd><em class="note">(inherited documentation)</em></dd>
</dt>
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