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<h1>Source code for awips.dataaccess.ModelSounding</h1><div class="highlight"><pre>
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<span></span><span class="c1">#</span>
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<span class="c1"># Classes for retrieving soundings based on gridded data from the Data Access</span>
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<span class="c1"># Framework</span>
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<span class="c1">#</span>
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<span class="c1">#</span>
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<span class="c1">#</span>
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<span class="c1"># SOFTWARE HISTORY</span>
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<span class="c1">#</span>
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<span class="c1"># Date Ticket# Engineer Description</span>
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<span class="c1"># ------------ ---------- ----------- --------------------------</span>
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<span class="c1"># 06/24/15 #4480 dgilling Initial Creation.</span>
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<span class="c1">#</span>
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<span class="kn">from</span> <span class="nn">awips.dataaccess</span> <span class="kn">import</span> <span class="n">DataAccessLayer</span>
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<span class="kn">from</span> <span class="nn">dynamicserialize.dstypes.com.raytheon.uf.common.dataplugin.level</span> <span class="kn">import</span> <span class="n">Level</span>
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<span class="kn">from</span> <span class="nn">shapely.geometry</span> <span class="kn">import</span> <span class="n">Point</span>
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<div class="viewcode-block" id="getSounding"><a class="viewcode-back" href="../../../api/ModelSounding.html#awips.dataaccess.ModelSounding.getSounding">[docs]</a><span class="k">def</span> <span class="nf">getSounding</span><span class="p">(</span><span class="n">modelName</span><span class="p">,</span> <span class="n">weatherElements</span><span class="p">,</span> <span class="n">levels</span><span class="p">,</span> <span class="n">samplePoint</span><span class="p">,</span> <span class="n">timeRange</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""</span>
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<span class="sd"> Performs a series of Data Access Framework requests to retrieve a sounding object</span>
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<span class="sd"> based on the specified request parameters.</span>
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<span class="sd"> Args:</span>
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<span class="sd"> modelName: the grid model datasetid to use as the basis of the sounding.</span>
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<span class="sd"> weatherElements: a list of parameters to return in the sounding.</span>
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<span class="sd"> levels: a list of levels to sample the given weather elements at</span>
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<span class="sd"> samplePoint: a lat/lon pair to perform the sampling of data at.</span>
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<span class="sd"> timeRange: (optional) a list of times, or a TimeRange to specify</span>
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<span class="sd"> which forecast hours to use. If not specified, will default to all forecast hours.</span>
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<span class="sd"> Returns:</span>
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<span class="sd"> A _SoundingCube instance, which acts a 3-tiered dictionary, keyed</span>
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<span class="sd"> by DataTime, then by level and finally by weather element. If no</span>
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<span class="sd"> data is available for the given request parameters, None is returned.</span>
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<span class="sd"> """</span>
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<span class="p">(</span><span class="n">locationNames</span><span class="p">,</span> <span class="n">parameters</span><span class="p">,</span> <span class="n">levels</span><span class="p">,</span> <span class="n">envelope</span><span class="p">,</span> <span class="n">timeRange</span><span class="p">)</span> <span class="o">=</span> \
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<span class="n">__sanitizeInputs</span><span class="p">(</span><span class="n">modelName</span><span class="p">,</span> <span class="n">weatherElements</span><span class="p">,</span> <span class="n">levels</span><span class="p">,</span> <span class="n">samplePoint</span><span class="p">,</span> <span class="n">timeRange</span><span class="p">)</span>
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<span class="n">requestArgs</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'datatype'</span><span class="p">:</span> <span class="s1">'grid'</span><span class="p">,</span> <span class="s1">'locationNames'</span><span class="p">:</span> <span class="n">locationNames</span><span class="p">,</span>
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<span class="s1">'parameters'</span><span class="p">:</span> <span class="n">parameters</span><span class="p">,</span> <span class="s1">'levels'</span><span class="p">:</span> <span class="n">levels</span><span class="p">,</span> <span class="s1">'envelope'</span><span class="p">:</span> <span class="n">envelope</span><span class="p">}</span>
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<span class="n">req</span> <span class="o">=</span> <span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">newDataRequest</span><span class="p">(</span><span class="o">**</span><span class="n">requestArgs</span><span class="p">)</span>
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<span class="n">response</span> <span class="o">=</span> <span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">getGeometryData</span><span class="p">(</span><span class="n">req</span><span class="p">,</span> <span class="n">timeRange</span><span class="p">)</span>
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<span class="n">soundingObject</span> <span class="o">=</span> <span class="n">_SoundingCube</span><span class="p">(</span><span class="n">response</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">soundingObject</span></div>
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<div class="viewcode-block" id="changeEDEXHost"><a class="viewcode-back" href="../../../api/ModelSounding.html#awips.dataaccess.ModelSounding.changeEDEXHost">[docs]</a><span class="k">def</span> <span class="nf">changeEDEXHost</span><span class="p">(</span><span class="n">host</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""</span>
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<span class="sd"> Changes the EDEX host the Data Access Framework is communicating with.</span>
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<span class="sd"> Args:</span>
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<span class="sd"> host: the EDEX host to connect to</span>
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<span class="sd"> """</span>
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<span class="k">if</span> <span class="n">host</span><span class="p">:</span>
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<span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">changeEDEXHost</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">host</span><span class="p">))</span></div>
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<span class="k">def</span> <span class="nf">__sanitizeInputs</span><span class="p">(</span><span class="n">modelName</span><span class="p">,</span> <span class="n">weatherElements</span><span class="p">,</span> <span class="n">levels</span><span class="p">,</span> <span class="n">samplePoint</span><span class="p">,</span> <span class="n">timeRange</span><span class="p">):</span>
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<span class="n">locationNames</span> <span class="o">=</span> <span class="p">[</span><span class="nb">str</span><span class="p">(</span><span class="n">modelName</span><span class="p">)]</span>
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<span class="n">parameters</span> <span class="o">=</span> <span class="n">__buildStringList</span><span class="p">(</span><span class="n">weatherElements</span><span class="p">)</span>
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<span class="n">levels</span> <span class="o">=</span> <span class="n">__buildStringList</span><span class="p">(</span><span class="n">levels</span><span class="p">)</span>
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<span class="n">envelope</span> <span class="o">=</span> <span class="n">Point</span><span class="p">(</span><span class="n">samplePoint</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">locationNames</span><span class="p">,</span> <span class="n">parameters</span><span class="p">,</span> <span class="n">levels</span><span class="p">,</span> <span class="n">envelope</span><span class="p">,</span> <span class="n">timeRange</span>
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<span class="k">def</span> <span class="nf">__buildStringList</span><span class="p">(</span><span class="n">param</span><span class="p">):</span>
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<span class="k">if</span> <span class="n">__notStringIter</span><span class="p">(</span><span class="n">param</span><span class="p">):</span>
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<span class="k">return</span> <span class="p">[</span><span class="nb">str</span><span class="p">(</span><span class="n">item</span><span class="p">)</span> <span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">param</span><span class="p">]</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="p">[</span><span class="nb">str</span><span class="p">(</span><span class="n">param</span><span class="p">)]</span>
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<span class="k">def</span> <span class="nf">__notStringIter</span><span class="p">(</span><span class="n">iterable</span><span class="p">):</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">iterable</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
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<span class="k">try</span><span class="p">:</span>
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<span class="nb">iter</span><span class="p">(</span><span class="n">iterable</span><span class="p">)</span>
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<span class="k">return</span> <span class="kc">True</span>
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<span class="k">except</span> <span class="ne">TypeError</span><span class="p">:</span>
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<span class="k">return</span> <span class="kc">False</span>
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<span class="k">class</span> <span class="nc">_SoundingCube</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""</span>
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<span class="sd"> The top-level sounding object returned when calling ModelSounding.getSounding.</span>
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<span class="sd"> This object acts as a 3-tiered dict which is keyed by time then level</span>
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<span class="sd"> then parameter name. Calling times() will return all valid keys into this</span>
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<span class="sd"> object.</span>
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<span class="sd"> """</span>
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<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">geometryDataObjects</span><span class="p">):</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span> <span class="o">=</span> <span class="p">{}</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_sortedTimes</span> <span class="o">=</span> <span class="p">[]</span>
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<span class="k">if</span> <span class="n">geometryDataObjects</span><span class="p">:</span>
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<span class="k">for</span> <span class="n">geometryData</span> <span class="ow">in</span> <span class="n">geometryDataObjects</span><span class="p">:</span>
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<span class="n">dataTime</span> <span class="o">=</span> <span class="n">geometryData</span><span class="o">.</span><span class="n">getDataTime</span><span class="p">()</span>
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<span class="n">level</span> <span class="o">=</span> <span class="n">geometryData</span><span class="o">.</span><span class="n">getLevel</span><span class="p">()</span>
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<span class="k">for</span> <span class="n">parameter</span> <span class="ow">in</span> <span class="n">geometryData</span><span class="o">.</span><span class="n">getParameters</span><span class="p">():</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">__addItem</span><span class="p">(</span><span class="n">parameter</span><span class="p">,</span> <span class="n">dataTime</span><span class="p">,</span> <span class="n">level</span><span class="p">,</span> <span class="n">geometryData</span><span class="o">.</span><span class="n">getNumber</span><span class="p">(</span><span class="n">parameter</span><span class="p">))</span>
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<span class="k">def</span> <span class="nf">__addItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">parameter</span><span class="p">,</span> <span class="n">dataTime</span><span class="p">,</span> <span class="n">level</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
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<span class="n">timeLayer</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">dataTime</span><span class="p">,</span> <span class="n">_SoundingTimeLayer</span><span class="p">(</span><span class="n">dataTime</span><span class="p">))</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">[</span><span class="n">dataTime</span><span class="p">]</span> <span class="o">=</span> <span class="n">timeLayer</span>
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<span class="n">timeLayer</span><span class="o">.</span><span class="n">_addItem</span><span class="p">(</span><span class="n">parameter</span><span class="p">,</span> <span class="n">level</span><span class="p">,</span> <span class="n">value</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">dataTime</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortedTimes</span><span class="p">:</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_sortedTimes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">dataTime</span><span class="p">)</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_sortedTimes</span><span class="o">.</span><span class="n">sort</span><span class="p">()</span>
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<span class="k">def</span> <span class="fm">__getitem__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
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<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
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<span class="k">def</span> <span class="fm">__len__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">times</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""</span>
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<span class="sd"> Returns the valid times for this sounding.</span>
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<span class="sd"> Returns:</span>
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<span class="sd"> A list containing the valid DataTimes for this sounding in order.</span>
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<span class="sd"> """</span>
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<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sortedTimes</span>
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<span class="k">class</span> <span class="nc">_SoundingTimeLayer</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""</span>
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<span class="sd"> The second-level sounding object returned when calling ModelSounding.getSounding.</span>
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<span class="sd"> This object acts as a 2-tiered dict which is keyed by level then parameter</span>
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<span class="sd"> name. Calling levels() will return all valid keys into this</span>
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<span class="sd"> object. Calling time() will return the DataTime for this particular layer.</span>
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<span class="sd"> """</span>
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<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dataTime</span><span class="p">):</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_dataTime</span> <span class="o">=</span> <span class="n">dataTime</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span> <span class="o">=</span> <span class="p">{}</span>
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<span class="k">def</span> <span class="nf">_addItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">parameter</span><span class="p">,</span> <span class="n">level</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
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<span class="n">asString</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">level</span><span class="p">)</span>
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<span class="n">levelLayer</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">asString</span><span class="p">,</span> <span class="n">_SoundingTimeAndLevelLayer</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_dataTime</span><span class="p">,</span> <span class="n">asString</span><span class="p">))</span>
|
|
<span class="n">levelLayer</span><span class="o">.</span><span class="n">_addItem</span><span class="p">(</span><span class="n">parameter</span><span class="p">,</span> <span class="n">value</span><span class="p">)</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">[</span><span class="n">asString</span><span class="p">]</span> <span class="o">=</span> <span class="n">levelLayer</span>
|
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<span class="k">def</span> <span class="fm">__getitem__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
|
|
<span class="n">asString</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="n">asString</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">:</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">[</span><span class="n">asString</span><span class="p">]</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="k">raise</span> <span class="ne">KeyError</span><span class="p">(</span><span class="s2">"Level "</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">key</span><span class="p">)</span> <span class="o">+</span> <span class="s2">" is not a valid level for this sounding."</span><span class="p">)</span>
|
|
|
|
<span class="k">def</span> <span class="fm">__len__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="p">)</span>
|
|
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|
<span class="k">def</span> <span class="nf">time</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> Returns the DataTime for this sounding cube layer.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> The DataTime for this sounding layer.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dataTime</span>
|
|
|
|
<span class="k">def</span> <span class="nf">levels</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> Returns the valid levels for this sounding.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> A list containing the valid levels for this sounding in order of</span>
|
|
<span class="sd"> closest to surface to highest from surface.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="n">sortedLevels</span> <span class="o">=</span> <span class="p">[</span><span class="n">Level</span><span class="p">(</span><span class="n">level</span><span class="p">)</span> <span class="k">for</span> <span class="n">level</span> <span class="ow">in</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_dataDict</span><span class="o">.</span><span class="n">keys</span><span class="p">())]</span>
|
|
<span class="n">sortedLevels</span><span class="o">.</span><span class="n">sort</span><span class="p">()</span>
|
|
<span class="k">return</span> <span class="p">[</span><span class="nb">str</span><span class="p">(</span><span class="n">level</span><span class="p">)</span> <span class="k">for</span> <span class="n">level</span> <span class="ow">in</span> <span class="n">sortedLevels</span><span class="p">]</span>
|
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|
|
|
<span class="k">class</span> <span class="nc">_SoundingTimeAndLevelLayer</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> The bottom-level sounding object returned when calling ModelSounding.getSounding.</span>
|
|
|
|
<span class="sd"> This object acts as a dict which is keyed by parameter name. Calling</span>
|
|
<span class="sd"> parameters() will return all valid keys into this object. Calling time()</span>
|
|
<span class="sd"> will return the DataTime for this particular layer. Calling level() will</span>
|
|
<span class="sd"> return the level for this layer.</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">time</span><span class="p">,</span> <span class="n">level</span><span class="p">):</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">_time</span> <span class="o">=</span> <span class="n">time</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">_level</span> <span class="o">=</span> <span class="n">level</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">_parameters</span> <span class="o">=</span> <span class="p">{}</span>
|
|
|
|
<span class="k">def</span> <span class="nf">_addItem</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">parameter</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">_parameters</span><span class="p">[</span><span class="n">parameter</span><span class="p">]</span> <span class="o">=</span> <span class="n">value</span>
|
|
|
|
<span class="k">def</span> <span class="fm">__getitem__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parameters</span><span class="p">[</span><span class="n">key</span><span class="p">]</span>
|
|
|
|
<span class="k">def</span> <span class="fm">__len__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="k">return</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_parameters</span><span class="p">)</span>
|
|
|
|
<span class="k">def</span> <span class="nf">level</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> Returns the level for this sounding cube layer.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> The level for this sounding layer.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_level</span>
|
|
|
|
<span class="k">def</span> <span class="nf">parameters</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> Returns the valid parameters for this sounding.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> A list containing the valid parameter names.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_parameters</span><span class="o">.</span><span class="n">keys</span><span class="p">())</span>
|
|
|
|
<span class="k">def</span> <span class="nf">time</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""</span>
|
|
<span class="sd"> Returns the DataTime for this sounding cube layer.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> The DataTime for this sounding layer.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_time</span>
|
|
</pre></div>
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