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- <div class="section" id="module-aria.parser.presentation">
-<span id="aria-parser-presentation"></span><h1><a class="reference internal"
href="#module-aria.parser.presentation" title="aria.parser.presentation"><code
class="xref py py-mod docutils literal"><span
class="pre">aria.parser.presentation</span></code></a><a class="headerlink"
href="#module-aria.parser.presentation" title="Permalink to this
headline">¶</a></h1>
-<p>Presentation package.</p>
-<table border="1" class="longtable docutils">
-<colgroup>
-<col width="10%" />
-<col width="90%" />
-</colgroup>
-<tbody valign="top">
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.PresentationContext"
title="aria.parser.presentation.PresentationContext"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.PresentationContext</span></code></a></td>
-<td>Presentation context.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.PresenterException"
title="aria.parser.presentation.PresenterException"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.PresenterException</span></code></a></td>
-<td>ARIA presenter exception.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.PresenterNotFoundError"
title="aria.parser.presentation.PresenterNotFoundError"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.PresenterNotFoundError</span></code></a></td>
-<td>ARIA presenter error: presenter not found for raw.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.Field"
title="aria.parser.presentation.Field"><code class="xref py py-obj docutils
literal"><span class="pre">aria.parser.presentation.Field</span></code></a></td>
-<td>Field handler used by <code class="docutils literal"><span
class="pre">@has_fields</span></code> decorator.</td>
-</tr>
-<tr class="row-odd"><td><code class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.NULL</span></code></td>
-<td>Represents an explicit null value provided by the user, which is different
from not supplying a value at all.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.none_to_null"
title="aria.parser.presentation.none_to_null"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.none_to_null</span></code></a></td>
-<td>Convert <code class="docutils literal"><span
class="pre">None</span></code> to <code class="docutils literal"><span
class="pre">NULL</span></code>, recursively.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.null_to_none"
title="aria.parser.presentation.null_to_none"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.null_to_none</span></code></a></td>
-<td>Convert <code class="docutils literal"><span
class="pre">NULL</span></code> to <code class="docutils literal"><span
class="pre">None</span></code>, recursively.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.Value"
title="aria.parser.presentation.Value"><code class="xref py py-obj docutils
literal"><span class="pre">aria.parser.presentation.Value</span></code></a></td>
-<td>Encapsulates a typed value assignment.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.Presenter"
title="aria.parser.presentation.Presenter"><code class="xref py py-obj docutils
literal"><span
class="pre">aria.parser.presentation.Presenter</span></code></a></td>
-<td>Base class for ARIA presenters.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.PresenterSource"
title="aria.parser.presentation.PresenterSource"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.PresenterSource</span></code></a></td>
-<td>Base class for ARIA presenter sources.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.DefaultPresenterSource"
title="aria.parser.presentation.DefaultPresenterSource"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.DefaultPresenterSource</span></code></a></td>
-<td>The default ARIA presenter source.</td>
-</tr>
-</tbody>
-</table>
-<div class="section" id="presentations">
-<h2>Presentations<a class="headerlink" href="#presentations" title="Permalink
to this headline">¶</a></h2>
-<table border="1" class="longtable docutils">
-<colgroup>
-<col width="10%" />
-<col width="90%" />
-</colgroup>
-<tbody valign="top">
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.PresentationBase"
title="aria.parser.presentation.PresentationBase"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.PresentationBase</span></code></a></td>
-<td>Base class for ARIA presentation classes.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.Presentation"
title="aria.parser.presentation.Presentation"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.Presentation</span></code></a></td>
-<td>Base class for ARIA presentations.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.AsIsPresentation"
title="aria.parser.presentation.AsIsPresentation"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.AsIsPresentation</span></code></a></td>
-<td>Base class for trivial ARIA presentations that provide the raw value as
is.</td>
-</tr>
-</tbody>
-</table>
-</div>
-<div class="section" id="field-decorators">
-<h2>Field decorators<a class="headerlink" href="#field-decorators"
title="Permalink to this headline">¶</a></h2>
-<table border="1" class="longtable docutils">
-<colgroup>
-<col width="10%" />
-<col width="90%" />
-</colgroup>
-<tbody valign="top">
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.has_fields</span></code></a></td>
-<td>Class decorator for validated field support.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.short_form_field"
title="aria.parser.presentation.short_form_field"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.short_form_field</span></code></a></td>
-<td>Class decorator for specifying the short form field.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.allow_unknown_fields"
title="aria.parser.presentation.allow_unknown_fields"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.allow_unknown_fields</span></code></a></td>
-<td>Class decorator specifying that the class allows unknown fields.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.primitive_field"
title="aria.parser.presentation.primitive_field"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.primitive_field</span></code></a></td>
-<td>Method decorator for primitive fields.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.primitive_list_field"
title="aria.parser.presentation.primitive_list_field"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.primitive_list_field</span></code></a></td>
-<td>Method decorator for list of primitive fields.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.primitive_dict_field"
title="aria.parser.presentation.primitive_dict_field"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.primitive_dict_field</span></code></a></td>
-<td>Method decorator for dict of primitive fields.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.primitive_dict_unknown_fields"
title="aria.parser.presentation.primitive_dict_unknown_fields"><code
class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.primitive_dict_unknown_fields</span></code></a></td>
-<td>Method decorator for dict of primitive fields, for all the fields that are
not already decorated.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.object_field"
title="aria.parser.presentation.object_field"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.object_field</span></code></a></td>
-<td>Method decorator for object fields.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.object_list_field"
title="aria.parser.presentation.object_list_field"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.object_list_field</span></code></a></td>
-<td>Method decorator for list of object fields.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.object_dict_field"
title="aria.parser.presentation.object_dict_field"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.object_dict_field</span></code></a></td>
-<td>Method decorator for dict of object fields.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.object_sequenced_list_field"
title="aria.parser.presentation.object_sequenced_list_field"><code class="xref
py py-obj docutils literal"><span
class="pre">aria.parser.presentation.object_sequenced_list_field</span></code></a></td>
-<td>Method decorator for sequenced list of object fields.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.object_dict_unknown_fields"
title="aria.parser.presentation.object_dict_unknown_fields"><code class="xref
py py-obj docutils literal"><span
class="pre">aria.parser.presentation.object_dict_unknown_fields</span></code></a></td>
-<td>Method decorator for dict of object fields, for all the fields that are
not already decorated.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.field_getter"
title="aria.parser.presentation.field_getter"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.field_getter</span></code></a></td>
-<td>Method decorator for overriding the getter function of a field.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.field_setter"
title="aria.parser.presentation.field_setter"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.field_setter</span></code></a></td>
-<td>Method decorator for overriding the setter function of a field.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.field_validator"
title="aria.parser.presentation.field_validator"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.field_validator</span></code></a></td>
-<td>Method decorator for overriding the validator function of a field.</td>
-</tr>
-</tbody>
-</table>
-</div>
-<div class="section" id="field-validators">
-<h2>Field validators<a class="headerlink" href="#field-validators"
title="Permalink to this headline">¶</a></h2>
-<table border="1" class="longtable docutils">
-<colgroup>
-<col width="10%" />
-<col width="90%" />
-</colgroup>
-<tbody valign="top">
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.type_validator"
title="aria.parser.presentation.type_validator"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.type_validator</span></code></a></td>
-<td>Makes sure that the field refers to an existing type defined in the root
presenter.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.list_type_validator"
title="aria.parser.presentation.list_type_validator"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.list_type_validator</span></code></a></td>
-<td>Makes sure that the fieldâs elements refer to existing types defined in
the root presenter.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.list_length_validator"
title="aria.parser.presentation.list_length_validator"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.list_length_validator</span></code></a></td>
-<td>Makes sure the field has exactly a specific number of elements.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.derived_from_validator"
title="aria.parser.presentation.derived_from_validator"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.derived_from_validator</span></code></a></td>
-<td>Makes sure that the field refers to a valid parent type defined in the
root presenter.</td>
-</tr>
-</tbody>
-</table>
-</div>
-<div class="section" id="utilities">
-<h2>Utilities<a class="headerlink" href="#utilities" title="Permalink to this
headline">¶</a></h2>
-<table border="1" class="longtable docutils">
-<colgroup>
-<col width="10%" />
-<col width="90%" />
-</colgroup>
-<tbody valign="top">
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.get_locator"
title="aria.parser.presentation.get_locator"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.get_locator</span></code></a></td>
-<td>Gets the first available locator.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.parse_types_dict_names"
title="aria.parser.presentation.parse_types_dict_names"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.parse_types_dict_names</span></code></a></td>
-<td>If the first element in the array is a function, extracts it out.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.validate_primitive"
title="aria.parser.presentation.validate_primitive"><code class="xref py py-obj
docutils literal"><span
class="pre">aria.parser.presentation.validate_primitive</span></code></a></td>
-<td>Checks if the value is of the primitive type, optionally attempting to
coerce it if it is not.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.validate_no_short_form"
title="aria.parser.presentation.validate_no_short_form"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.validate_no_short_form</span></code></a></td>
-<td>Makes sure that we can use short form definitions only if we allowed
it.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.validate_no_unknown_fields"
title="aria.parser.presentation.validate_no_unknown_fields"><code class="xref
py py-obj docutils literal"><span
class="pre">aria.parser.presentation.validate_no_unknown_fields</span></code></a></td>
-<td>Make sure that we can use unknown fields only if we allowed it.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.validate_known_fields"
title="aria.parser.presentation.validate_known_fields"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.validate_known_fields</span></code></a></td>
-<td>Validates all known fields.</td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.get_parent_presentation"
title="aria.parser.presentation.get_parent_presentation"><code class="xref py
py-obj docutils literal"><span
class="pre">aria.parser.presentation.get_parent_presentation</span></code></a></td>
-<td>Returns the parent presentation according to the <code class="docutils
literal"><span class="pre">derived_from</span></code> field, or <code
class="docutils literal"><span class="pre">None</span></code> if invalid.</td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.report_issue_for_unknown_type"
title="aria.parser.presentation.report_issue_for_unknown_type"><code
class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.report_issue_for_unknown_type</span></code></a></td>
-<td></td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.report_issue_for_parent_is_self"
title="aria.parser.presentation.report_issue_for_parent_is_self"><code
class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.report_issue_for_parent_is_self</span></code></a></td>
-<td></td>
-</tr>
-<tr class="row-even"><td><a class="reference internal"
href="#aria.parser.presentation.report_issue_for_unknown_parent_type"
title="aria.parser.presentation.report_issue_for_unknown_parent_type"><code
class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.report_issue_for_unknown_parent_type</span></code></a></td>
-<td></td>
-</tr>
-<tr class="row-odd"><td><a class="reference internal"
href="#aria.parser.presentation.report_issue_for_circular_type_hierarchy"
title="aria.parser.presentation.report_issue_for_circular_type_hierarchy"><code
class="xref py py-obj docutils literal"><span
class="pre">aria.parser.presentation.report_issue_for_circular_type_hierarchy</span></code></a></td>
-<td></td>
-</tr>
-</tbody>
-</table>
-<dl class="exception">
-<dt id="aria.parser.presentation.PresenterException">
-<em class="property">exception </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">PresenterException</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.parser.presentation.PresenterException"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Bases: <a class="reference internal"
href="aria.html#aria.exceptions.AriaException"
title="aria.exceptions.AriaException"><code class="xref py py-class docutils
literal"><span class="pre">aria.exceptions.AriaException</span></code></a></p>
-<p>ARIA presenter exception.</p>
-</dd></dl>
-
-<dl class="exception">
-<dt id="aria.parser.presentation.PresenterNotFoundError">
-<em class="property">exception </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">PresenterNotFoundError</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.parser.presentation.PresenterNotFoundError"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Bases: <code class="xref py py-class docutils literal"><span
class="pre">aria.parser.presentation.exceptions.PresenterException</span></code></p>
-<p>ARIA presenter error: presenter not found for raw.</p>
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.PresentationContext">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">PresentationContext</code><a class="headerlink"
href="#aria.parser.presentation.PresentationContext" 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>Presentation context.</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>presenter</strong> (<a class="reference internal"
href="#aria.parser.presentation.Presenter"
title="aria.parser.presentation.Presenter"><em>Presenter</em></a>) â the
generated presenter instance</li>
-<li><strong>location</strong> (<a class="reference internal"
href="aria.parser.loading.html#aria.parser.loading.Location"
title="aria.parser.loading.Location"><em>Location</em></a>) â from where we
will generate the presenter</li>
-<li><strong>presenter_source</strong> (<a class="reference internal"
href="#aria.parser.presentation.PresenterSource"
title="aria.parser.presentation.PresenterSource"><em>PresenterSource</em></a>)
â for finding presenter classes</li>
-<li><strong>presenter_class</strong> (<a class="reference external"
href="https://docs.python.org/2.7/library/functions.html#type"; title="(in
Python v2.7)"><em>type</em></a>) â overrides <code class="docutils
literal"><span class="pre">presenter_source</span></code> with a specific
class</li>
-<li><strong>import_profile</strong> (<a class="reference external"
href="https://docs.python.org/2.7/library/functions.html#bool"; title="(in
Python v2.7)"><em>bool</em></a>) â whether to import the profile by default
(defaults to <code class="docutils literal"><span
class="pre">True</span></code>)</li>
-<li><strong>threads</strong> (<a class="reference external"
href="https://docs.python.org/2.7/library/functions.html#int"; title="(in Python
v2.7)"><em>int</em></a>) â number of threads to use when reading data</li>
-<li><strong>timeout</strong> (<a class="reference external"
href="https://docs.python.org/2.7/library/functions.html#float"; title="(in
Python v2.7)"><em>float</em></a>) â timeout in seconds for loading data</li>
-<li><strong>print_exceptions</strong> (<a class="reference external"
href="https://docs.python.org/2.7/library/functions.html#bool"; title="(in
Python v2.7)"><em>bool</em></a>) â whether to print exceptions while reading
data</li>
-</ul>
-</td>
-</tr>
-</tbody>
-</table>
-<dl class="method">
-<dt id="aria.parser.presentation.PresentationContext.get">
-<code class="descname">get</code><span
class="sig-paren">(</span><em>*names</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.PresentationContext.get"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Gets attributes recursively from the presenter.</p>
-</dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.PresentationContext.get_from_dict">
-<code class="descname">get_from_dict</code><span
class="sig-paren">(</span><em>*names</em><span class="sig-paren">)</span><a
class="headerlink"
href="#aria.parser.presentation.PresentationContext.get_from_dict"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Gets attributes recursively from the presenter, except for the last
name which is used
-to get a value from the last dict.</p>
-</dd></dl>
-
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.Presenter">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">Presenter</code><span
class="sig-paren">(</span><em>name=None</em>, <em>raw=None</em>,
<em>container=None</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Presenter" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Bases: <code class="xref py py-class docutils literal"><span
class="pre">aria.parser.presentation.presentation.Presentation</span></code></p>
-<p>Base class for ARIA presenters.</p>
-<p>Presenters provide a robust API over agnostic raw data.</p>
-<dl class="attribute">
-<dt id="aria.parser.presentation.Presenter.ALLOWED_IMPORTED_DSL_VERSIONS">
-<code class="descname">ALLOWED_IMPORTED_DSL_VERSIONS</code><em
class="property"> = None</em><a class="headerlink"
href="#aria.parser.presentation.Presenter.ALLOWED_IMPORTED_DSL_VERSIONS"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="attribute">
-<dt id="aria.parser.presentation.Presenter.DSL_VERSIONS">
-<code class="descname">DSL_VERSIONS</code><em class="property"> = None</em><a
class="headerlink" href="#aria.parser.presentation.Presenter.DSL_VERSIONS"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="classmethod">
-<dt id="aria.parser.presentation.Presenter.can_present">
-<em class="property">classmethod </em><code
class="descname">can_present</code><span
class="sig-paren">(</span><em>raw</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.Presenter.can_present"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.Value">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">Value</code><span
class="sig-paren">(</span><em>type_name</em>, <em>value</em>,
<em>description</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Value" 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>Encapsulates a typed value assignment.</p>
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.PresentationBase">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">PresentationBase</code><span
class="sig-paren">(</span><em>name=None</em>, <em>raw=None</em>,
<em>container=None</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.PresentationBase" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Bases: <a class="reference internal"
href="aria.utils.html#aria.utils.caching.HasCachedMethods"
title="aria.utils.caching.HasCachedMethods"><code class="xref py py-class
docutils literal"><span
class="pre">aria.utils.caching.HasCachedMethods</span></code></a></p>
-<p>Base class for ARIA presentation classes.</p>
-<dl class="attribute">
-<dt id="aria.parser.presentation.PresentationBase.as_raw">
-<code class="descname">as_raw</code><a class="headerlink"
href="#aria.parser.presentation.PresentationBase.as_raw" title="Permalink to
this definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.Presentation">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">Presentation</code><span
class="sig-paren">(</span><em>name=None</em>, <em>raw=None</em>,
<em>container=None</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Presentation" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Bases: <code class="xref py py-class docutils literal"><span
class="pre">aria.parser.presentation.presentation.PresentationBase</span></code></p>
-<p>Base class for ARIA presentations. A presentation is a Pythonic wrapper
around agnostic raw
-data, adding the ability to read and modify the data with proper
validation.</p>
-<p>ARIA presentation classes will often be decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>, as that
mechanism
-automates a lot of field-specific validation. However, that is not a
requirement.</p>
-<p>Make sure that your utility property and method names begin with a <code
class="docutils literal"><span class="pre">_</span></code>, because those names
-without a <code class="docutils literal"><span class="pre">_</span></code>
prefix are normally reserved for fields.</p>
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.AsIsPresentation">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">AsIsPresentation</code><span
class="sig-paren">(</span><em>name=None</em>, <em>raw=None</em>,
<em>container=None</em>, <em>cls=None</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.AsIsPresentation"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Bases: <code class="xref py py-class docutils literal"><span
class="pre">aria.parser.presentation.presentation.PresentationBase</span></code></p>
-<p>Base class for trivial ARIA presentations that provide the raw value as
is.</p>
-<dl class="attribute">
-<dt id="aria.parser.presentation.AsIsPresentation.value">
-<code class="descname">value</code><a class="headerlink"
href="#aria.parser.presentation.AsIsPresentation.value" title="Permalink to
this definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.PresenterSource">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">PresenterSource</code><a class="headerlink"
href="#aria.parser.presentation.PresenterSource" 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>Base class for ARIA presenter sources.</p>
-<p>Presenter sources provide appropriate <a class="reference internal"
href="#aria.parser.presentation.Presenter"
title="aria.parser.presentation.Presenter"><code class="xref py py-class
docutils literal"><span class="pre">Presenter</span></code></a> classes for
agnostic raw data.</p>
-<dl class="method">
-<dt id="aria.parser.presentation.PresenterSource.get_presenter">
-<code class="descname">get_presenter</code><span
class="sig-paren">(</span><em>raw</em><span class="sig-paren">)</span><a
class="headerlink"
href="#aria.parser.presentation.PresenterSource.get_presenter" title="Permalink
to this definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.DefaultPresenterSource">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">DefaultPresenterSource</code><span
class="sig-paren">(</span><em>classes=None</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.DefaultPresenterSource" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Bases: <code class="xref py py-class docutils literal"><span
class="pre">aria.parser.presentation.source.PresenterSource</span></code></p>
-<p>The default ARIA presenter source.</p>
-<dl class="method">
-<dt id="aria.parser.presentation.DefaultPresenterSource.get_presenter">
-<code class="descname">get_presenter</code><span
class="sig-paren">(</span><em>raw</em><span class="sig-paren">)</span><a
class="headerlink"
href="#aria.parser.presentation.DefaultPresenterSource.get_presenter"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.none_to_null">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">none_to_null</code><span
class="sig-paren">(</span><em>value</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.none_to_null"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Convert <code class="docutils literal"><span
class="pre">None</span></code> to <code class="docutils literal"><span
class="pre">NULL</span></code>, recursively.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.null_to_none">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">null_to_none</code><span
class="sig-paren">(</span><em>value</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.null_to_none"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Convert <code class="docutils literal"><span
class="pre">NULL</span></code> to <code class="docutils literal"><span
class="pre">None</span></code>, recursively.</p>
-</dd></dl>
-
-<dl class="class">
-<dt id="aria.parser.presentation.Field">
-<em class="property">class </em><code
class="descclassname">aria.parser.presentation.</code><code
class="descname">Field</code><span
class="sig-paren">(</span><em>field_variant</em>, <em>func</em>,
<em>cls=None</em>, <em>default=None</em>, <em>allowed=None</em>,
<em>required=False</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field" 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>Field handler used by <code class="docutils literal"><span
class="pre">@has_fields</span></code> decorator.</p>
-<dl class="method">
-<dt id="aria.parser.presentation.Field.default_get">
-<code class="descname">default_get</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.default_get" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.default_set">
-<code class="descname">default_set</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em>,
<em>value</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.default_set" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.default_validate">
-<code class="descname">default_validate</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.default_validate" title="Permalink to
this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.dump">
-<code class="descname">dump</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.dump" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="attribute">
-<dt id="aria.parser.presentation.Field.full_cls_name">
-<code class="descname">full_cls_name</code><a class="headerlink"
href="#aria.parser.presentation.Field.full_cls_name" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="attribute">
-<dt id="aria.parser.presentation.Field.full_name">
-<code class="descname">full_name</code><a class="headerlink"
href="#aria.parser.presentation.Field.full_name" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.get">
-<code class="descname">get</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.get" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.get_locator">
-<code class="descname">get_locator</code><span
class="sig-paren">(</span><em>raw</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.Field.get_locator"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.set">
-<code class="descname">set</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em>,
<em>value</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.set" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.validate">
-<code class="descname">validate</code><span
class="sig-paren">(</span><em>presentation</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.validate" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="method">
-<dt id="aria.parser.presentation.Field.validate_value">
-<code class="descname">validate_value</code><span
class="sig-paren">(</span><em>value</em>, <em>context</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.Field.validate_value" title="Permalink to this
definition">¶</a></dt>
-<dd></dd></dl>
-
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.has_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">has_fields</code><span
class="sig-paren">(</span><em>cls</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.has_fields" title="Permalink
to this definition">¶</a></dt>
-<dd><p>Class decorator for validated field support.</p>
-<ol class="arabic simple">
-<li>Adds a <code class="docutils literal"><span
class="pre">FIELDS</span></code> class property that is a dict of all the
fields. Will inherit and merge
-<code class="docutils literal"><span class="pre">FIELDS</span></code>
properties from base classes if they have them.</li>
-<li>Generates automatic <code class="docutils literal"><span
class="pre">@property</span></code> implementations for the fields with the
help of a set of
-special function decorators.</li>
-</ol>
-<p>The class also works with the Python dict protocol, so that fields can be
accessed via dict
-semantics. The functionality is identical to that of using attribute
access.</p>
-<p>The class will also gain two utility methods, <code class="docutils
literal"><span class="pre">_iter_field_names</span></code> and <code
class="docutils literal"><span class="pre">_iter_fields</span></code>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.short_form_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">short_form_field</code><span
class="sig-paren">(</span><em>name</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.short_form_field"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Class decorator for specifying the short form field.</p>
-<p>The class must be decorated with <a class="reference internal"
href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.allow_unknown_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">allow_unknown_fields</code><span
class="sig-paren">(</span><em>cls</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.allow_unknown_fields"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Class decorator specifying that the class allows unknown fields.</p>
-<p>The class must be decorated with <a class="reference internal"
href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.primitive_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">primitive_field</code><span
class="sig-paren">(</span><em>cls=None</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.primitive_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for primitive fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.primitive_list_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">primitive_list_field</code><span
class="sig-paren">(</span><em>cls=None</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.primitive_list_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for list of primitive fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.primitive_dict_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">primitive_dict_field</code><span
class="sig-paren">(</span><em>cls=None</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.primitive_dict_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for dict of primitive fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.primitive_dict_unknown_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">primitive_dict_unknown_fields</code><span
class="sig-paren">(</span><em>cls=None</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.primitive_dict_unknown_fields" title="Permalink
to this definition">¶</a></dt>
-<dd><p>Method decorator for dict of primitive fields, for all the fields that
are
-not already decorated.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.object_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">object_field</code><span
class="sig-paren">(</span><em>cls</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.object_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for object fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.object_list_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">object_list_field</code><span
class="sig-paren">(</span><em>cls</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.object_list_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for list of object fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.object_dict_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">object_dict_field</code><span
class="sig-paren">(</span><em>cls</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.object_dict_field" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for dict of object fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.object_sequenced_list_field">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">object_sequenced_list_field</code><span
class="sig-paren">(</span><em>cls</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.object_sequenced_list_field" title="Permalink
to this definition">¶</a></dt>
-<dd><p>Method decorator for sequenced list of object fields.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.object_dict_unknown_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">object_dict_unknown_fields</code><span
class="sig-paren">(</span><em>cls</em>, <em>default=None</em>,
<em>allowed=None</em>, <em>required=False</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.object_dict_unknown_fields" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Method decorator for dict of object fields, for all the fields that are
not already decorated.</p>
-<p>The function must be a method in a class decorated with <a class="reference
internal" href="#aria.parser.presentation.has_fields"
title="aria.parser.presentation.has_fields"><code class="xref py py-func
docutils literal"><span class="pre">has_fields()</span></code></a>.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.field_getter">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">field_getter</code><span
class="sig-paren">(</span><em>getter_func</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.field_getter" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for overriding the getter function of a field.</p>
-<p>The signature of the getter function must be: <code class="docutils
literal"><span class="pre">f(field,</span> <span
class="pre">presentation,</span> <span class="pre">context)</span></code>.
-The default getter can be accessed as <code class="docutils literal"><span
class="pre">`field.default_get(presentation,</span> <span
class="pre">context)</span></code>.</p>
-<p>The function must already be decorated with a field decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.field_setter">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">field_setter</code><span
class="sig-paren">(</span><em>setter_func</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.field_setter" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for overriding the setter function of a field.</p>
-<p>The signature of the setter function must be: <code class="docutils
literal"><span class="pre">f(field,</span> <span
class="pre">presentation,</span> <span class="pre">context,</span> <span
class="pre">value)</span></code>.
-The default setter can be accessed as <code class="docutils literal"><span
class="pre">field.default_set(presentation,</span> <span
class="pre">context,</span> <span class="pre">value)</span></code>.</p>
-<p>The function must already be decorated with a field decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.field_validator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">field_validator</code><span
class="sig-paren">(</span><em>validator_fn</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.field_validator" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Method decorator for overriding the validator function of a field.</p>
-<p>The signature of the validator function must be: <code class="docutils
literal"><span class="pre">f(field,</span> <span
class="pre">presentation,</span> <span class="pre">context)</span></code>.
-The default validator can be accessed as <code class="docutils literal"><span
class="pre">field.default_validate(presentation,</span> <span
class="pre">context)</span></code>.</p>
-<p>The function must already be decorated with a field decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.type_validator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">type_validator</code><span
class="sig-paren">(</span><em>type_name</em>, <em>*types_dict_names</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.type_validator" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Makes sure that the field refers to an existing type defined in the
root presenter.</p>
-<p>The arguments from the second onwards are used to locate a nested field
under
-<code class="docutils literal"><span
class="pre">service_template</span></code> under the root presenter. The first
of these can optionally be a function,
-in which case it will be called to convert type names. This can be used to
support shorthand
-type names, aliases, etc.</p>
-<p>Can be used with the <a class="reference internal"
href="#aria.parser.presentation.field_validator"
title="aria.parser.presentation.field_validator"><code class="xref py py-func
docutils literal"><span class="pre">field_validator()</span></code></a>
decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.list_type_validator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">list_type_validator</code><span
class="sig-paren">(</span><em>type_name</em>, <em>*types_dict_names</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.list_type_validator" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Makes sure that the fieldâs elements refer to existing types defined
in the root presenter.</p>
-<p>Assumes that the field is a list.</p>
-<p>The arguments from the second onwards are used to locate a nested field
under
-<code class="docutils literal"><span
class="pre">service_template</span></code> under the root presenter. The first
of these can optionally be a function,
-in which case it will be called to convert type names. This can be used to
support shorthand
-type names, aliases, etc.</p>
-<p>Can be used with the <a class="reference internal"
href="#aria.parser.presentation.field_validator"
title="aria.parser.presentation.field_validator"><code class="xref py py-func
docutils literal"><span class="pre">field_validator()</span></code></a>
decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.list_length_validator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">list_length_validator</code><span
class="sig-paren">(</span><em>length</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.list_length_validator"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Makes sure the field has exactly a specific number of elements.</p>
-<p>Assumes that the field is a list.</p>
-<p>Can be used with the <a class="reference internal"
href="#aria.parser.presentation.field_validator"
title="aria.parser.presentation.field_validator"><code class="xref py py-func
docutils literal"><span class="pre">field_validator()</span></code></a>
decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.derived_from_validator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">derived_from_validator</code><span
class="sig-paren">(</span><em>*types_dict_names</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.derived_from_validator" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Makes sure that the field refers to a valid parent type defined in the
root presenter.</p>
-<p>Checks that we do not derive from ourselves and that we do not cause a
circular hierarchy.</p>
-<p>The arguments are used to locate a nested field under <code class="docutils
literal"><span class="pre">service_template</span></code> under the root
-presenter. The first of these can optionally be a function, in which case it
will be called to
-convert type names. This can be used to support shorthand type names, aliases,
etc.</p>
-<p>Can be used with the <a class="reference internal"
href="#aria.parser.presentation.field_validator"
title="aria.parser.presentation.field_validator"><code class="xref py py-func
docutils literal"><span class="pre">field_validator()</span></code></a>
decorator.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.get_locator">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">get_locator</code><span
class="sig-paren">(</span><em>*values</em><span class="sig-paren">)</span><a
class="headerlink" href="#aria.parser.presentation.get_locator"
title="Permalink to this definition">¶</a></dt>
-<dd><p>Gets the first available locator.</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">Return type:</th><td
class="field-body"><a class="reference internal"
href="aria.parser.reading.html#aria.parser.reading.Locator"
title="aria.parser.reading.Locator"><code class="xref py py-class docutils
literal"><span class="pre">aria.parser.reading.Locator</span></code></a></td>
-</tr>
-</tbody>
-</table>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.parse_types_dict_names">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">parse_types_dict_names</code><span
class="sig-paren">(</span><em>types_dict_names</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.parse_types_dict_names" title="Permalink to
this definition">¶</a></dt>
-<dd><p>If the first element in the array is a function, extracts it out.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.validate_primitive">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">validate_primitive</code><span
class="sig-paren">(</span><em>value</em>, <em>cls</em>,
<em>coerce=False</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.validate_primitive" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Checks if the value is of the primitive type, optionally attempting to
coerce it
-if it is not.</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">Raises:</th><td
class="field-body"><strong>ValueError</strong> â if not a primitive type or
if coercion failed.</td>
-</tr>
-</tbody>
-</table>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.validate_no_short_form">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">validate_no_short_form</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.validate_no_short_form" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Makes sure that we can use short form definitions only if we allowed
it.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.validate_no_unknown_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">validate_no_unknown_fields</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.validate_no_unknown_fields" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Make sure that we can use unknown fields only if we allowed it.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.validate_known_fields">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">validate_known_fields</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.validate_known_fields" title="Permalink to this
definition">¶</a></dt>
-<dd><p>Validates all known fields.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.get_parent_presentation">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">get_parent_presentation</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em>,
<em>*types_dict_names</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.get_parent_presentation" title="Permalink to
this definition">¶</a></dt>
-<dd><p>Returns the parent presentation according to the <code class="docutils
literal"><span class="pre">derived_from</span></code> field, or <code
class="docutils literal"><span class="pre">None</span></code> if invalid.</p>
-<p>Checks that we do not derive from ourselves and that we do not cause a
circular hierarchy.</p>
-<p>The arguments from the third onwards are used to locate a nested field under
-<code class="docutils literal"><span
class="pre">service_template</span></code> under the root presenter. The first
of these can optionally be a function,
-in which case it will be called to convert type names. This can be used to
support shorthand
-type names, aliases, etc.</p>
-</dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.report_issue_for_unknown_type">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">report_issue_for_unknown_type</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em>,
<em>type_name</em>, <em>field_name</em>, <em>value=None</em><span
class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.report_issue_for_unknown_type" title="Permalink
to this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.report_issue_for_unknown_parent_type">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">report_issue_for_unknown_parent_type</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em>,
<em>field_name</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.report_issue_for_unknown_parent_type"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
-<dl class="function">
-<dt id="aria.parser.presentation.report_issue_for_parent_is_self">
-<code class="descclassname">aria.parser.presentation.</code><code
class="descname">report_issue_for_parent_is_self</code><span
class="sig-paren">(</span><em>context</em>, <em>presentation</em>,
<em>field_name</em><span class="sig-paren">)</span><a class="headerlink"
href="#aria.parser.presentation.report_issue_for_parent_is_self"
title="Permalink to this definition">¶</a></dt>
-<dd></dd></dl>
-
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