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edgetypes - list all types of edges in selection
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.. raw:: latex

    \begin{comment}

.. cmd:def:: edgetypes
    :title: list all types of edges in selection



    .. code:: yoscrypt

        edgetypes [options] [selection]

    ::

        This command lists all unique types of 'edges' found in the selection. An 'edge'
        is a 4-tuple of source and sink cell type and port name.

.. raw:: latex

    \end{comment}

.. only:: latex

    ::

        
            edgetypes [options] [selection]
        
        This command lists all unique types of 'edges' found in the selection. An 'edge'
        is a 4-tuple of source and sink cell type and port name.