'Returns the snap setting which may be:
* True: snap vertices to the nearest pixel center
* False: leave vertices as-is
* None: (auto) If the path contains only rectilinear line
segments, round to the nearest pixel center
Only supported by the Agg and MacOSX backends.'

def get_snap(self):

    if rcParams[u'path.snap']:
        return self._snap
    else:
        return False
