function value treated as :math:`\infty`. </span>

<span class="sd">    We also store label information to construct a labeled merge tree. Here, this is a dictionary from some set (usually [1,...,n]) to a subset of vertices of the graph. </span>

<span class="sd">    &quot;&quot;&quot;</span>

<div class="viewcode-block" id="MergeTree.__init__">
<a class="viewcode-back" href="../../../modules/reeb/mergetree.html#cereeberus.reeb.merge.MergeTree.__init__">[docs]</a>
    <span class="k">def</span> <span class=