m generation and reaction calculation.</span>

<span class="sd">    Current version works only with solid phases and at 298K. Further</span>
<span class="sd">    extensions for temperature dependence are planned.</span>
<span class="sd">    &quot;&quot;&quot;</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">composition</span><span class="p">,</span> <span class="n">thermodata</span><span class=