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   <div class="section" id="module-aria">
 <span id="aria"></span><h1><a class="reference internal" href="#module-aria" title="aria"><code class="xref py py-mod docutils literal"><span class="pre">aria</span></code></a><a class="headerlink" href="#module-aria" title="Permalink to this headline">¶</a></h1>
 <p>The ARIA root package provides entry points for extension and storage initialization.</p>
 <dl class="function">
 <dt id="aria.workflow">
 <code class="descclassname">aria.</code><code class="descname">workflow</code><span class="sig-paren">(</span><em>func=None</em>, <em>suffix_template=''</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.workflow" title="Permalink to this definition">¶</a></dt>
 <dd><p>Workflow decorator.</p>
 </dd></dl>

 <dl class="function">
 <dt id="aria.operation">
 <code class="descclassname">aria.</code><code class="descname">operation</code><span class="sig-paren">(</span><em>func=None</em>, <em>toolbelt=False</em>, <em>suffix_template=''</em>, <em>logging_handlers=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.operation" title="Permalink to this definition">¶</a></dt>
 <dd><p>Operation decorator.</p>
 </dd></dl>

 <dl class="function">
 <dt id="aria.install_aria_extensions">
 <code class="descclassname">aria.</code><code class="descname">install_aria_extensions</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#aria.install_aria_extensions" title="Permalink to this definition">¶</a></dt>
 <dd><p>Iterates all Python packages with names beginning with <code class="docutils literal"><span class="pre">aria_extension_</span></code> and all
 <code class="docutils literal"><span class="pre">aria_extension</span></code> entry points and loads them.</p>
 <p>It then invokes all registered extension functions.</p>
 </dd></dl>

 <dl class="function">
 <dt id="aria.application_model_storage">
 <code class="descclassname">aria.</code><code class="descname">application_model_storage</code><span class="sig-paren">(</span><em>api</em>, <em>api_kwargs=None</em>, <em>initiator=None</em>, <em>initiator_kwargs=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.application_model_storage" title="Permalink to this definition">¶</a></dt>
 <dd><p>Initiate model storage.</p>
 </dd></dl>

 <dl class="function">
 <dt id="aria.application_resource_storage">
 <code class="descclassname">aria.</code><code class="descname">application_resource_storage</code><span class="sig-paren">(</span><em>api</em>, <em>api_kwargs=None</em>, <em>initiator=None</em>, <em>initiator_kwargs=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.application_resource_storage" title="Permalink to this definition">¶</a></dt>
 <dd><p>Initiate resource storage.</p>
 </dd></dl>

 <div class="section" id="module-aria.core">
 <span id="aria-core"></span><h2><a class="reference internal" href="#module-aria.core" title="aria.core"><code class="xref py py-mod docutils literal"><span class="pre">aria.core</span></code></a><a class="headerlink" href="#module-aria.core" title="Permalink to this headline">¶</a></h2>
 <p>ARIA core module.</p>
 <dl class="class">
 <dt id="aria.core.Core">
 <em class="property">class </em><code class="descclassname">aria.core.</code><code class="descname">Core</code><span class="sig-paren">(</span><em>model_storage</em>, <em>resource_storage</em>, <em>plugin_manager</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference external" href="https://docs.python.org/2.7/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>
 <dl class="method">
 <dt id="aria.core.Core.create_service">
 <code class="descname">create_service</code><span class="sig-paren">(</span><em>service_template_id</em>, <em>inputs</em>, <em>service_name=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core.create_service" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="method">
 <dt id="aria.core.Core.create_service_template">
 <code class="descname">create_service_template</code><span class="sig-paren">(</span><em>service_template_path</em>, <em>service_template_dir</em>, <em>service_template_name</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core.create_service_template" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="method">
 <dt id="aria.core.Core.delete_service">
 <code class="descname">delete_service</code><span class="sig-paren">(</span><em>service_id</em>, <em>force=False</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core.delete_service" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="method">
 <dt id="aria.core.Core.delete_service_template">
 <code class="descname">delete_service_template</code><span class="sig-paren">(</span><em>service_template_id</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core.delete_service_template" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="attribute">
 <dt id="aria.core.Core.model_storage">
 <code class="descname">model_storage</code><a class="headerlink" href="#aria.core.Core.model_storage" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="attribute">
 <dt id="aria.core.Core.plugin_manager">
 <code class="descname">plugin_manager</code><a class="headerlink" href="#aria.core.Core.plugin_manager" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="attribute">
 <dt id="aria.core.Core.resource_storage">
 <code class="descname">resource_storage</code><a class="headerlink" href="#aria.core.Core.resource_storage" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="method">
 <dt id="aria.core.Core.validate_service_template">
 <code class="descname">validate_service_template</code><span class="sig-paren">(</span><em>service_template_path</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.core.Core.validate_service_template" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </dd></dl>

 </div>
 <div class="section" id="module-aria.exceptions">
 <span id="aria-exceptions"></span><h2><a class="reference internal" href="#module-aria.exceptions" title="aria.exceptions"><code class="xref py py-mod docutils literal"><span class="pre">aria.exceptions</span></code></a><a class="headerlink" href="#module-aria.exceptions" title="Permalink to this headline">¶</a></h2>
 <p>Base exception classes and other common exceptions used throughout ARIA.</p>
 <dl class="exception">
 <dt id="aria.exceptions.AriaError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">AriaError</code><a class="headerlink" href="#aria.exceptions.AriaError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference external" href="https://docs.python.org/2.7/library/exceptions.html#exceptions.Exception" title="(in Python v2.7)"><code class="xref py py-class docutils literal"><span class="pre">exceptions.Exception</span></code></a></p>
 <p>Base class for ARIA errors.</p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.AriaException">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">AriaException</code><span class="sig-paren">(</span><em>message=None</em>, <em>cause=None</em>, <em>cause_traceback=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.exceptions.AriaException" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference external" href="https://docs.python.org/2.7/library/exceptions.html#exceptions.Exception" title="(in Python v2.7)"><code class="xref py py-class docutils literal"><span class="pre">exceptions.Exception</span></code></a></p>
 <p>Base class for ARIA exceptions.</p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.DependentActiveExecutionsError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">DependentActiveExecutionsError</code><a class="headerlink" href="#aria.exceptions.DependentActiveExecutionsError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="#aria.exceptions.AriaError" title="aria.exceptions.AriaError"><code class="xref py py-class docutils literal"><span class="pre">aria.exceptions.AriaError</span></code></a></p>
 <p>Raised when attempting to delete a service which has active executions.</p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.DependentAvailableNodesError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">DependentAvailableNodesError</code><a class="headerlink" href="#aria.exceptions.DependentAvailableNodesError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="#aria.exceptions.AriaError" title="aria.exceptions.AriaError"><code class="xref py py-class docutils literal"><span class="pre">aria.exceptions.AriaError</span></code></a></p>
 <p>Raised when attempting to delete a service which has available nodes.</p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.DependentServicesError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">DependentServicesError</code><a class="headerlink" href="#aria.exceptions.DependentServicesError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="#aria.exceptions.AriaError" title="aria.exceptions.AriaError"><code class="xref py py-class docutils literal"><span class="pre">aria.exceptions.AriaError</span></code></a></p>
 <p>Raised when attempting to delete a service template which has existing services.</p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.InstantiationError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">InstantiationError</code><a class="headerlink" href="#aria.exceptions.InstantiationError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="#aria.exceptions.AriaError" title="aria.exceptions.AriaError"><code class="xref py py-class docutils literal"><span class="pre">aria.exceptions.AriaError</span></code></a></p>
 </dd></dl>

 <dl class="exception">
 <dt id="aria.exceptions.ParsingError">
 <em class="property">exception </em><code class="descclassname">aria.exceptions.</code><code class="descname">ParsingError</code><a class="headerlink" href="#aria.exceptions.ParsingError" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference internal" href="#aria.exceptions.AriaError" title="aria.exceptions.AriaError"><code class="xref py py-class docutils literal"><span class="pre">aria.exceptions.AriaError</span></code></a></p>
 </dd></dl>

 </div>
 <div class="section" id="module-aria.extension">
 <span id="aria-extension"></span><h2><a class="reference internal" href="#module-aria.extension" title="aria.extension"><code class="xref py py-mod docutils literal"><span class="pre">aria.extension</span></code></a><a class="headerlink" href="#module-aria.extension" title="Permalink to this headline">¶</a></h2>
 <p>Mechanism for registering and loading ARIA extensions.</p>
 <dl class="function">
 <dt id="aria.extension.init">
 <code class="descclassname">aria.extension.</code><code class="descname">init</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#aria.extension.init" title="Permalink to this definition">¶</a></dt>
 <dd><p>Initialize all registrars by calling all registered functions.</p>
 </dd></dl>

 </div>
 <div class="section" id="module-aria.logger">
 <span id="aria-logger"></span><h2><a class="reference internal" href="#module-aria.logger" title="aria.logger"><code class="xref py py-mod docutils literal"><span class="pre">aria.logger</span></code></a><a class="headerlink" href="#module-aria.logger" title="Permalink to this headline">¶</a></h2>
 <p>Mix-ins and functions for logging, supporting multiple backends (such as SQL) and consistent
 formatting.</p>
 <dl class="class">
 <dt id="aria.logger.LoggerMixin">
 <em class="property">class </em><code class="descclassname">aria.logger.</code><code class="descname">LoggerMixin</code><span class="sig-paren">(</span><em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.LoggerMixin" title="Permalink to this definition">¶</a></dt>
 <dd><p>Bases: <a class="reference external" href="https://docs.python.org/2.7/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>Provides logging functionality to a class.</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">Variables:</th><td class="field-body"><ul class="first last simple">
 <li><strong>logger_name</strong> – logger name; default to the class name</li>
 <li><strong>logger_level</strong> – logger level; defaults to <code class="docutils literal"><span class="pre">logging.DEBUG</span></code></li>
 <li><strong>base_logger</strong> – child loggers are created from this; defaults to the root logger</li>
 </ul>
 </td>
 </tr>
 </tbody>
 </table>
 <dl class="attribute">
 <dt id="aria.logger.LoggerMixin.logger_level">
 <code class="descname">logger_level</code><em class="property"> = 10</em><a class="headerlink" href="#aria.logger.LoggerMixin.logger_level" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="attribute">
 <dt id="aria.logger.LoggerMixin.logger_name">
 <code class="descname">logger_name</code><em class="property"> = None</em><a class="headerlink" href="#aria.logger.LoggerMixin.logger_name" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 <dl class="classmethod">
 <dt id="aria.logger.LoggerMixin.with_logger">
 <em class="property">classmethod </em><code class="descname">with_logger</code><span class="sig-paren">(</span><em>logger_name=None</em>, <em>logger_level=10</em>, <em>base_logger=&lt;logging.RootLogger object&gt;</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.LoggerMixin.with_logger" title="Permalink to this definition">¶</a></dt>
 <dd><p>Set the logger used by the consuming class.</p>
 </dd></dl>

 </dd></dl>

 <dl class="function">
 <dt id="aria.logger.create_console_log_handler">
 <code class="descclassname">aria.logger.</code><code class="descname">create_console_log_handler</code><span class="sig-paren">(</span><em>level=10</em>, <em>formatter=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.create_console_log_handler" title="Permalink to this definition">¶</a></dt>
 <dd><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"><ul class="first last simple">
 <li><strong>level</strong> – </li>
 <li><strong>formatter</strong> – </li>
 </ul>
 </td>
 </tr>
 </tbody>
 </table>
 </dd></dl>

 <dl class="function">
 <dt id="aria.logger.create_file_log_handler">
 <code class="descclassname">aria.logger.</code><code class="descname">create_file_log_handler</code><span class="sig-paren">(</span><em>file_path</em>, <em>level=10</em>, <em>max_bytes=5120000</em>, <em>backup_count=10</em>, <em>formatter=None</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.create_file_log_handler" title="Permalink to this definition">¶</a></dt>
 <dd><p>Create a <a class="reference external" href="https://docs.python.org/2.7/library/logging.handlers.html#logging.handlers.RotatingFileHandler" title="(in Python v2.7)"><code class="xref py py-class docutils literal"><span class="pre">logging.handlers.RotatingFileHandler</span></code></a>.</p>
 </dd></dl>

 <dl class="function">
 <dt id="aria.logger.create_logger">
 <code class="descclassname">aria.logger.</code><code class="descname">create_logger</code><span class="sig-paren">(</span><em>logger=&lt;logging.Logger object&gt;</em>, <em>handlers=()</em>, <em>**configs</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.create_logger" title="Permalink to this definition">¶</a></dt>
 <dd><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"><ul class="first simple">
 <li><strong>logger</strong> (<a class="reference external" href="https://docs.python.org/2.7/library/logging.html#logging.Logger" title="(in Python v2.7)"><em>logging.Logger</em></a>) – logger name; defaults to ARIA logger</li>
 <li><strong>handlers</strong> (<em>[</em><em>]</em>) – logger handlers</li>
 <li><strong>configs</strong> (<em>[</em><em>]</em>) – logger configurations</li>
 </ul>
 </td>
 </tr>
 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last">logger</p>
 </td>
 </tr>
 </tbody>
 </table>
 </dd></dl>

 <dl class="function">
 <dt id="aria.logger.create_sqla_log_handler">
 <code class="descclassname">aria.logger.</code><code class="descname">create_sqla_log_handler</code><span class="sig-paren">(</span><em>model</em>, <em>log_cls</em>, <em>execution_id</em>, <em>level=10</em><span class="sig-paren">)</span><a class="headerlink" href="#aria.logger.create_sqla_log_handler" title="Permalink to this definition">¶</a></dt>
 <dd></dd></dl>

 </div>
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