erest"><tt class="xref py py-meth docutils literal"><span class="pre">Interest()</span></tt></a> call that attached the listener to
the signal in the first place.  Once removed, the listener will no
longer receive messages from the signal.</p>
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<tr class="field"><th class="field-name">Parameters :</th><td class="field-body"><ul class="first simple">
<li><strong>callback</st