ElementOperation type checking now raise exception for unhandled types
ElementOperation type checking now raise exception for unhandled types

ioam/holoviews,basnijholt/holoviews,mjabri/holoviews,mjabri/holoviews,vascotenner/holoviews,vascotenner/holoviews,basnijholt/holoviews,basnijholt/holoviews,ioam/holoviews,mjabri/holoviews,ioam/holoviews,vascotenner/holoviews