Deploy to GitHub Pages: b4d1811c

develop/doc/_sources/api/v2/fluid.rst.txt

@@ -15,4 +15,4 @@ Fluid
     fluid/param_attr.rst
     fluid/profiler.rst
     fluid/regularizer.rst
-
+    fluid/io.rst

develop/doc/_sources/api/v2/fluid/io.rst.txt

+===========
+IO
+===========
+
+
+
+is_parameter
+-----------
+..  autofunction:: paddle.v2.fluid.io.is_parameter
+    :noindex:

develop/doc/api/index_en.html

@@ -171,6 +171,7 @@
 <li class="toctree-l3"><a class="reference internal" href="v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v1/data_provider/dataprovider_en.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v1/data_provider/pydataprovider2_en.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v1/index_en.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v1/predict/swig_py_paddle_en.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/activation.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/attr.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/evaluators.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/layer.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/networks.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/optimizer.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/config/pooling.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/data.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/data/data_reader.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/data/dataset.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/data/image.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>
@@ -227,6 +228,7 @@
 <li class="toctree-l1"><a class="reference internal" href="fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l1"><a class="reference internal" href="fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l1"><a class="reference internal" href="fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l1"><a class="reference internal" href="fluid/io.html">IO</a></li>
 </ul>
 </div>
 </div>

develop/doc/api/v2/fluid/data_feeder.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/evaluator.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/executor.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/initializer.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/io.html

+
+
+<!DOCTYPE html>
+<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
+<head>
+  <meta charset="utf-8">
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  
+  <title>IO &mdash; PaddlePaddle  documentation</title>
+  
+
+  
+  
+
+  
+
+  
+  
+    
+
+  
+
+  
+  
+    <link rel="stylesheet" href="../../../_static/css/theme.css" type="text/css" />
+  
+
+  
+  
+        <link rel="index" title="Index"
+              href="../../../genindex.html"/>
+        <link rel="search" title="Search" href="../../../search.html"/>
+    <link rel="top" title="PaddlePaddle  documentation" href="../../../index.html"/>
+        <link rel="up" title="Fluid" href="../fluid.html"/>
+        <link rel="next" title="MOBILE" href="../../../mobile/index_en.html"/>
+        <link rel="prev" title="Regularizer" href="regularizer.html"/> 
+
+  <link rel="stylesheet" href="https://cdn.jsdelivr.net/perfect-scrollbar/0.6.14/css/perfect-scrollbar.min.css" type="text/css" />
+  <link rel="stylesheet" href="../../../_static/css/override.css" type="text/css" />
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+<li class="toctree-l3"><a class="reference internal" href="../../../howto/usage/cmd_parameter/arguments_en.html">Argument Outline</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../../howto/usage/cmd_parameter/detail_introduction_en.html">Detail Description</a></li>
+</ul>
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+<li class="toctree-l1 current"><a class="reference internal" href="../../index_en.html">API</a><ul class="current">
+<li class="toctree-l2"><a class="reference internal" href="../model_configs.html">Model Configuration</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="../config/activation.html">Activation</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/layer.html">Layers</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/evaluators.html">Evaluators</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/optimizer.html">Optimizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/pooling.html">Pooling</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/networks.html">Networks</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../config/attr.html">Parameter Attribute</a></li>
+</ul>
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+<li class="toctree-l2"><a class="reference internal" href="../data.html">Data Reader Interface and DataSets</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="../data/data_reader.html">Data Reader Interface</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../data/image.html">Image Interface</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../data/dataset.html">Dataset</a></li>
+</ul>
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+<li class="toctree-l2 current"><a class="reference internal" href="../fluid.html">Fluid</a><ul class="current">
+<li class="toctree-l3"><a class="reference internal" href="layers.html">Layers</a></li>
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+<li class="toctree-l3"><a class="reference internal" href="initializer.html">Initializer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="evaluator.html">Evaluator</a></li>
+<li class="toctree-l3"><a class="reference internal" href="nets.html">Nets</a></li>
+<li class="toctree-l3"><a class="reference internal" href="optimizer.html">Optimizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
+<li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
+<li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
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+           <div itemprop="articleBody">
+            
+  <div class="section" id="io">
+<h1>IO<a class="headerlink" href="#io" title="Permalink to this headline">¶</a></h1>
+<div class="section" id="is-parameter">
+<h2>is_parameter<a class="headerlink" href="#is-parameter" title="Permalink to this headline">¶</a></h2>
+<dl class="function">
+<dt>
+<code class="descclassname">paddle.v2.fluid.io.</code><code class="descname">is_parameter</code><span class="sig-paren">(</span><em>var</em><span class="sig-paren">)</span></dt>
+<dd><p>Check whether the variable is a Parameter.</p>
+<p>This function checks whether the input variable is a Parameter.</p>
+<table class="docutils field-list" frame="void" rules="none">
+<col class="field-name" />
+<col class="field-body" />
+<tbody valign="top">
+<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><strong>var</strong> &#8211; The input variable.</td>
+</tr>
+<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body">boolean result whether the variable is a Parameter.</td>
+</tr>
+</tbody>
+</table>
+</dd></dl>
+
+</div>
+</div>
+
+
+           </div>
+          </div>
+          <footer>
+  
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+      
+        <a href="../../../mobile/index_en.html" class="btn btn-neutral float-right" title="MOBILE" accesskey="n">Next <span class="fa fa-arrow-circle-right"></span></a>
+      
+      
+        <a href="regularizer.html" class="btn btn-neutral" title="Regularizer" accesskey="p"><span class="fa fa-arrow-circle-left"></span> Previous</a>
+      
+    </div>
+  
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &copy; Copyright 2016, PaddlePaddle developers.
+
+    </p>
+  </div>
+  Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/snide/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>. 
+
+</footer>
+
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+
+  
+
+    <script type="text/javascript">
+        var DOCUMENTATION_OPTIONS = {
+            URL_ROOT:'../../../',
+            VERSION:'',
+            COLLAPSE_INDEX:false,
+            FILE_SUFFIX:'.html',
+            HAS_SOURCE:  true,
+            SOURCELINK_SUFFIX: ".txt",
+        };
+    </script>
+      <script type="text/javascript" src="../../../_static/jquery.js"></script>
+      <script type="text/javascript" src="../../../_static/underscore.js"></script>
+      <script type="text/javascript" src="../../../_static/doctools.js"></script>
+      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script>
+       
+  
+
+  
+  
+    <script type="text/javascript" src="../../../_static/js/theme.js"></script>
+  
+  
+  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
+  <script src="https://cdn.jsdelivr.net/perfect-scrollbar/0.6.14/js/perfect-scrollbar.jquery.min.js"></script>
+  <script src="../../../_static/js/paddle_doc_init.js"></script> 
+
+</body>
+</html>
\ No newline at end of file

develop/doc/api/v2/fluid/layers.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/nets.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/optimizer.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/param_attr.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3 current"><a class="current reference internal" href="#">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/profiler.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3 current"><a class="current reference internal" href="#">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/fluid/regularizer.html

@@ -34,7 +34,7 @@
         <link rel="search" title="Search" href="../../../search.html"/>
     <link rel="top" title="PaddlePaddle  documentation" href="../../../index.html"/>
         <link rel="up" title="Fluid" href="../fluid.html"/>
-        <link rel="next" title="MOBILE" href="../../../mobile/index_en.html"/>
+        <link rel="next" title="IO" href="io.html"/>
         <link rel="prev" title="Profiler" href="profiler.html"/> 
 
   <link rel="stylesheet" href="https://cdn.jsdelivr.net/perfect-scrollbar/0.6.14/css/perfect-scrollbar.min.css" type="text/css" />
@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="profiler.html">Profiler</a></li>
 <li class="toctree-l3 current"><a class="current reference internal" href="#">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="io.html">IO</a></li>
 </ul>
 </li>
 </ul>
@@ -259,7 +260,7 @@ of its implementations</p>
   
     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
       
-        <a href="../../../mobile/index_en.html" class="btn btn-neutral float-right" title="MOBILE" accesskey="n">Next <span class="fa fa-arrow-circle-right"></span></a>
+        <a href="io.html" class="btn btn-neutral float-right" title="IO" accesskey="n">Next <span class="fa fa-arrow-circle-right"></span></a>
       
       
         <a href="profiler.html" class="btn btn-neutral" title="Profiler" accesskey="p"><span class="fa fa-arrow-circle-left"></span> Previous</a>

develop/doc/api/v2/model_configs.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/api/v2/run_logic.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/api.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/auto_gradient_check.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/backward.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/block.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/build_system/README.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/README.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/checkpointing.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/data_dispatch.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/large_model_dist_train.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/master_server.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/pserver_client.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/remote_parameter_updater.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/save_model.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/cluster_train/submit-job.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/concurrent_programming.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/dist_refactor/distributed_architecture.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/dist_refactor/multi_cpu.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/dist_refactor/parameter_server.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/error_clip.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/evaluator.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/executor.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/file_manager/README.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/file_manager/pfs/pfsclient.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/float16.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/fluid.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/functions_operators_layers.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/gan_api.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/graph.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/graph_survey.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/if_else_op.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/infer_var_type.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/kernel_hint_design.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/memory_optimization.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/mkl/mkl_packed.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/mkl/mkldnn.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/mkl/mkldnn_fluid.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/model_format.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/multi_language_interface/00.why_plain_c.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/multi_language_interface/01.inference_implementation.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/operator_kernel_type.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/ops/rnn.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/ops/sequence_decoder.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/optimizer.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/paddle_nccl.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/parameter_average.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/parameters_in_cpp.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/profiler.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/program.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/prune.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/python_api.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/reader/README.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/refactorization.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/register_grad_op.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/regularization.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/releasing_process.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/scope.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/selected_rows.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/simple_op_design.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/support_new_device.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/switch_kernel.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/tensor_array.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/design/var_desc.html

@@ -169,6 +169,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/genindex.html

@@ -170,6 +170,7 @@
 <li class="toctree-l3"><a class="reference internal" href="api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/getstarted/build_and_install/build_from_source_en.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/getstarted/build_and_install/docker_install_en.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/getstarted/build_and_install/index_en.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/getstarted/build_and_install/pip_install_en.html

@@ -172,6 +172,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>

develop/doc/getstarted/index_en.html

@@ -171,6 +171,7 @@
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/param_attr.html">ParamAttr</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/profiler.html">Profiler</a></li>
 <li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/regularizer.html">Regularizer</a></li>
+<li class="toctree-l3"><a class="reference internal" href="../api/v2/fluid/io.html">IO</a></li>
 </ul>
 </li>
 </ul>