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class="section" id="add-a-meter"> <span id="add-meter"></span><span id="index-0"></span> <div class="line-block"> <div class="line">A <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-meter"><em class="xref std std-term">meter</em></a> is very similar to an <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-event"><em class="xref std std-term">event</em></a>.</div> <div class="line">Instead of being a boolean value (on/off), it can take a range of integer values.</div> <div class="line">Other tasks are then triggered when the <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-meter"><em class="xref std std-term">meter</em></a> reaches a certain value.</div> <div class="line">Like events, <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-meter"><em class="xref std std-term">meter</em></a>‘s have names and a <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-task"><em class="xref std std-term">task</em></a> can have several of them.</div> </div> <div class="highlight-python"><pre># Definition of the suite test. suite test edit ECF_INCLUDE "$HOME/course" edit ECF_HOME "$HOME/course" family f1 edit SLEEP 20 task t1 meter progress 1 100 90 task t2 trigger t1 eq complete event a event b task t3 trigger t2:a task t4 trigger t2 eq complete complete t2:b task t5 trigger t1:progress ge 30 task t6 trigger t1:progress ge 60 task t7 trigger t1:progress ge 90 endfamily endsuite</pre> </div> <p>In python this would be:</p> <div class="highlight-python"><div class="highlight"><pre><span class="c">#!/usr/bin/env python2.5</span> <span class="kn">import</span> <span class="nn">os</span> <span class="kn">import</span> <span class="nn">ecflow</span> <span class="k">def</span> <span class="nf">create_family_f1</span><span class="p">():</span> <span class="n">f1</span> <span class="o">=</span> <span class="n">ecflow</span><span class="o">.</span><span class="n">Family</span><span class="p">(</span><span class="s">"f1"</span><span class="p">)</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_variable</span><span class="p">(</span><span class="s">"SLEEP"</span><span class="p">,</span><span class="mi">20</span><span class="p">)</span> <span class="n">t1</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t1"</span><span class="p">)</span> <span class="n">t1</span><span class="o">.</span><span class="n">add_meter</span><span class="p">(</span><span class="s">"progress"</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">100</span><span class="p">,</span><span class="mi">90</span><span class="p">)</span> <span class="n">t2</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t2"</span><span class="p">)</span> <span class="n">t2</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t1 eq complete"</span><span class="p">)</span> <span class="n">t2</span><span class="o">.</span><span class="n">add_event</span><span class="p">(</span><span class="s">"a"</span><span class="p">)</span> <span class="n">t2</span><span class="o">.</span><span class="n">add_event</span><span class="p">(</span><span class="s">"b"</span><span class="p">)</span> <span class="n">t3</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t3"</span><span class="p">)</span> <span class="n">t3</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t2:a"</span><span class="p">)</span> <span class="n">t4</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t4"</span><span class="p">)</span> <span class="n">t4</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t2 eq complete"</span><span class="p">)</span> <span class="n">t4</span><span class="o">.</span><span class="n">add_complete</span><span class="p">(</span><span class="s">"t2:b"</span><span class="p">)</span> <span class="n">t5</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t5"</span><span class="p">)</span> <span class="n">t5</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t1:progress ge 30"</span><span class="p">)</span> <span class="n">t6</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t6"</span><span class="p">)</span> <span class="n">t6</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t1:progress ge 60"</span><span class="p">)</span> <span class="n">t7</span> <span class="o">=</span> <span class="n">f1</span><span class="o">.</span><span class="n">add_task</span><span class="p">(</span><span class="s">"t7"</span><span class="p">)</span> <span class="n">t7</span><span class="o">.</span><span class="n">add_trigger</span><span class="p">(</span><span class="s">"t1:progress ge 90"</span><span class="p">)</span> <span class="k">return</span> <span class="n">f1</span> <span class="n">defs</span> <span class="o">=</span> <span class="n">ecflow</span><span class="o">.</span><span class="n">Defs</span><span class="p">()</span> <span class="n">suite</span> <span class="o">=</span> <span class="n">defs</span><span class="o">.</span><span class="n">add_suite</span><span class="p">(</span><span class="s">"test"</span><span class="p">)</span> <span class="n">suite</span><span class="o">.</span><span class="n">add_variable</span><span class="p">(</span><span class="s">"ECF_INCLUDE"</span><span class="p">,</span><span class="n">os</span><span class="o">.</span><span class="n">getenv</span><span class="p">(</span><span class="s">"HOME"</span><span class="p">)</span> <span class="o">+</span> <span class="s">"/course"</span><span class="p">)</span> <span class="n">suite</span><span class="o">.</span><span class="n">add_variable</span><span class="p">(</span><span class="s">"ECF_HOME "</span><span class="p">,</span><span class="n">os</span><span class="o">.</span><span class="n">getenv</span><span class="p">(</span><span class="s">"HOME"</span><span class="p">)</span> <span class="o">+</span> <span class="s">"/course"</span><span class="p">)</span> <span class="n">suite</span><span class="o">.</span><span class="n">add_family</span><span class="p">(</span> <span class="n">create_family_f1</span><span class="p">()</span> <span class="p">)</span> </pre></div> </div> <div class="line-block"> <div class="line">To notify <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-ecflow-server"><em class="xref std std-term">ecflow_server</em></a>, the <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-task"><em class="xref std std-term">task</em></a> <strong>t1</strong> must call the <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-ecflow-client"><em class="xref std std-term">ecflow_client</em></a> –meter.</div> <div class="line">This is also one of the <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-child-command"><em class="xref std std-term">child command</em></a>‘s</div> </div> <div class="highlight-python"><pre>%include <head.h> echo "I will now sleep for %SLEEP% seconds" sleep %SLEEP% n=1 while [[ $n -le 100 ]] # Loop 100 times do sleep 1 # Wait a short time ecflow_client --meter progress $n # Notify ecFlow (( n = $n + 1 )) done %include <tail.h></pre> </div> <p>What to do:</p> <ol class="arabic simple"> <li>Edit the definition file or python to add the modifications.</li> <li>Edit <tt class="file docutils literal"><span class="pre">t1.ecf</span></tt> to call <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-ecflow-client"><em class="xref std std-term">ecflow_client</em></a> –meter</li> <li>Copy <tt class="file docutils literal"><span class="pre">t4.ecf</span></tt> to <tt class="file docutils literal"><span class="pre">t5.ecf</span></tt>, <tt class="file docutils literal"><span class="pre">t6.ecf</span></tt> and <tt class="file docutils literal"><span class="pre">t7.ecf</span></tt></li> <li>Load the definition again.</li> <li>Observe the tasks in <a class="reference internal" href="/wiki/display/ECFLOW/Glossary#term-ecflowview"><em class="xref std std-term">ecflowview</em></a>.</li> <li>See the triggers by selecting progress and clicking on the Triggers icon.</li> <li>Move the mouse pointer over <img alt="progress" src="../wiki../download../attachments_images/7373012/progress.jpg" /> then with the right mouse button, choose <strong>Edit...</strong></li> <li>Modify the value of the meter and click on the Apply icon <img alt="apply" src="../wiki../download/attachments/7373012../_images/apply.jpg" /></li> </ol> </div> {html} |
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