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<p class="last">This documentation is for <a class="reference external" href="https://docs.python.org/2.7">Python</a> developers.</p>
</div>
<p>The salomeTools product provides a simple way to develop commands.
-The first thing to do is to add a file with <em>.py</em> extension in the <tt class="docutils literal"><span class="pre">commands</span></tt> directory of salomeTools.</p>
+The first thing to do is to add a file with <em>.py</em> extension in the <code class="docutils literal notranslate"><span class="pre">commands</span></code> directory of salomeTools.</p>
<p>Here are the basic requirements that must be followed in this file in order to add a command.</p>
</div>
<div class="section" id="basic-requirements">
<h2>Basic requirements<a class="headerlink" href="#basic-requirements" title="Permalink to this headline">¶</a></h2>
-<p>By adding a file <em>mycommand.py</em> in the <tt class="docutils literal"><span class="pre">commands</span></tt> directory, salomeTools will define a new command named <tt class="docutils literal"><span class="pre">mycommand</span></tt>.</p>
+<p>By adding a file <em>mycommand.py</em> in the <code class="docutils literal notranslate"><span class="pre">commands</span></code> directory, salomeTools will define a new command named <code class="docutils literal notranslate"><span class="pre">mycommand</span></code>.</p>
<p>In <em>mycommand.py</em>, there must be the following method:</p>
-<div class="highlight-python"><div class="highlight"><pre><span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">runner</span><span class="p">,</span> <span class="n">logger</span><span class="p">):</span>
- <span class="c"># your algorithm ...</span>
+<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">runner</span><span class="p">,</span> <span class="n">logger</span><span class="p">):</span>
+ <span class="c1"># your algorithm ...</span>
<span class="k">pass</span>
</pre></div>
</div>
<ul class="simple">
<li>You can give some options to your command:</li>
</ul>
-<div class="highlight-python"><div class="highlight"><pre><span class="kn">import</span> <span class="nn">src</span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">src</span>
-<span class="c"># Define all possible option for mycommand command : 'sat mycommand <options>'</span>
+<span class="c1"># Define all possible option for mycommand command : 'sat mycommand <options>'</span>
<span class="n">parser</span> <span class="o">=</span> <span class="n">src</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">Options</span><span class="p">()</span>
-<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">'m'</span><span class="p">,</span> <span class="s">'myoption'</span><span class="p">,</span> \
- <span class="s">'boolean'</span><span class="p">,</span> <span class="s">'myoption'</span><span class="p">,</span> \
- <span class="s">'My option changes the behavior of my command.'</span><span class="p">)</span>
+<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s1">'m'</span><span class="p">,</span> <span class="s1">'myoption'</span><span class="p">,</span> \
+ <span class="s1">'boolean'</span><span class="p">,</span> <span class="s1">'myoption'</span><span class="p">,</span> \
+ <span class="s1">'My option changes the behavior of my command.'</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">runner</span><span class="p">,</span> <span class="n">logger</span><span class="p">):</span>
- <span class="c"># Parse the options</span>
+ <span class="c1"># Parse the options</span>
<span class="p">(</span><span class="n">options</span><span class="p">,</span> <span class="n">args</span><span class="p">)</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">(</span><span class="n">args</span><span class="p">)</span>
- <span class="c"># algorithm</span>
+ <span class="c1"># algorithm</span>
</pre></div>
</div>
<ul class="simple">
<li>You can add a <em>description</em> method that will display a message when the user will call the help:</li>
</ul>
-<div class="highlight-python"><div class="highlight"><pre> <span class="kn">import</span> <span class="nn">src</span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span> <span class="kn">import</span> <span class="nn">src</span>
- <span class="c"># Define all possible option for mycommand command : 'sat mycommand <options>'</span>
+ <span class="c1"># Define all possible option for mycommand command : 'sat mycommand <options>'</span>
<span class="n">parser</span> <span class="o">=</span> <span class="n">src</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">Options</span><span class="p">()</span>
- <span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">'m'</span><span class="p">,</span> <span class="s">'myoption'</span><span class="p">,</span> \
- <span class="s">'boolean'</span><span class="p">,</span> <span class="s">'myoption'</span><span class="p">,</span> \
- <span class="s">'My option changes the behavior of my command.'</span><span class="p">)</span>
+ <span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s1">'m'</span><span class="p">,</span> <span class="s1">'myoption'</span><span class="p">,</span> \
+ <span class="s1">'boolean'</span><span class="p">,</span> <span class="s1">'myoption'</span><span class="p">,</span> \
+ <span class="s1">'My option changes the behavior of my command.'</span><span class="p">)</span>
<span class="hll"> <span class="k">def</span> <span class="nf">description</span><span class="p">():</span>
-</span><span class="hll"> <span class="k">return</span> <span class="n">_</span><span class="p">(</span><span class="s">"The help of mycommand."</span><span class="p">)</span>
+</span><span class="hll"> <span class="k">return</span> <span class="n">_</span><span class="p">(</span><span class="s2">"The help of mycommand."</span><span class="p">)</span>
</span>
<span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">runner</span><span class="p">,</span> <span class="n">logger</span><span class="p">):</span>
- <span class="c"># Parse the options</span>
+ <span class="c1"># Parse the options</span>
<span class="p">(</span><span class="n">options</span><span class="p">,</span> <span class="n">args</span><span class="p">)</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">(</span><span class="n">args</span><span class="p">)</span>
- <span class="c"># algorithm</span>
+ <span class="c1"># algorithm</span>
</pre></div>
</div>
</div>
For example, <em>runner.cfg.APPLICATION.workdir</em>
contains the root directory of the current application.</p>
<p>The <em>runner</em> variable gives also access to other commands of salomeTools:</p>
-<div class="highlight-python"><div class="highlight"><pre><span class="c"># as CLI_ 'sat prepare ...'</span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="c1"># as CLI_ 'sat prepare ...'</span>
<span class="n">runner</span><span class="o">.</span><span class="n">prepare</span><span class="p">(</span><span class="n">runner</span><span class="o">.</span><span class="n">cfg</span><span class="o">.</span><span class="n">VARS</span><span class="o">.</span><span class="n">application</span><span class="p">)</span>
</pre></div>
</div>
It gives access to the write method.</p>
<p>When this method is called, the message passed as parameter
will be displayed in the terminal and written in an xml log file.</p>
-<div class="highlight-python"><div class="highlight"><pre><span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s">"My message"</span><span class="p">,</span> <span class="mi">3</span><span class="p">)</span> <span class="c"># 3 as default</span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s2">"My message"</span><span class="p">,</span> <span class="mi">3</span><span class="p">)</span> <span class="c1"># 3 as default</span>
</pre></div>
</div>
<p>The second argument defines the level of verbosity
<div class="section" id="hello-example">
<h2>HELLO example<a class="headerlink" href="#hello-example" title="Permalink to this headline">¶</a></h2>
<p>Here is a <em>hello</em> command, file <em>commands/hello.py</em>:</p>
-<div class="highlight-python"><div class="highlight"><pre><span class="kn">import</span> <span class="nn">src</span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">src</span>
<span class="sd">"""</span>
<span class="sd">hello.py</span>
<span class="sd">"""</span>
<span class="n">parser</span> <span class="o">=</span> <span class="n">src</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">Options</span><span class="p">()</span>
-<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">'f'</span><span class="p">,</span> <span class="s">'french'</span><span class="p">,</span> <span class="s">'boolean'</span><span class="p">,</span> <span class="s">'french'</span><span class="p">,</span> <span class="s">"french set hello message in french."</span><span class="p">)</span>
+<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s1">'f'</span><span class="p">,</span> <span class="s1">'french'</span><span class="p">,</span> <span class="s1">'boolean'</span><span class="p">,</span> <span class="s1">'french'</span><span class="p">,</span> <span class="s2">"french set hello message in french."</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">description</span><span class="p">():</span>
- <span class="k">return</span> <span class="n">_</span><span class="p">(</span><span class="s">"The help of hello."</span><span class="p">)</span>
+ <span class="k">return</span> <span class="n">_</span><span class="p">(</span><span class="s2">"The help of hello."</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">run</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">runner</span><span class="p">,</span> <span class="n">logger</span><span class="p">):</span>
- <span class="c"># Parse the options</span>
+ <span class="c1"># Parse the options</span>
<span class="p">(</span><span class="n">options</span><span class="p">,</span> <span class="n">args</span><span class="p">)</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">(</span><span class="n">args</span><span class="p">)</span>
- <span class="c"># algorithm</span>
+ <span class="c1"># algorithm</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">options</span><span class="o">.</span><span class="n">french</span><span class="p">:</span>
- <span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s">'HELLO! WORLD!</span><span class="se">\n</span><span class="s">'</span><span class="p">)</span>
+ <span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">'HELLO! WORLD!</span><span class="se">\n</span><span class="s1">'</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
- <span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s">'Bonjour tout le monde!</span><span class="se">\n</span><span class="s">'</span><span class="p">)</span>
+ <span class="n">logger</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="s1">'Bonjour tout le monde!</span><span class="se">\n</span><span class="s1">'</span><span class="p">)</span>
</pre></div>
</div>
<p>A first call of hello:</p>
-<div class="highlight-bash"><div class="highlight"><pre><span class="c"># Get the help of hello:</span>
+<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span><span class="c1"># Get the help of hello:</span>
./sat --help hello
-<span class="c"># To get bonjour</span>
+<span class="c1"># To get bonjour</span>
./sat hello --french
Bonjour tout le monde!
-<span class="c"># To get hello</span>
+<span class="c1"># To get hello</span>
./sat hello
HELLO! WORLD!
-<span class="c"># To get the log</span>
+<span class="c1"># To get the log</span>
./sat log
</pre></div>
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