'Force rasterized (bitmap) drawing in vector backend output.
Defaults to None, which implies the backend\'s default behavior
ACCEPTS: [True | False | None]'

def set_rasterized(self, rasterized):

    if (rasterized and (not hasattr(self.draw, u'_supports_rasterization'))):
        warnings.warn((u"Rasterization    of    '%s'    will    be    ignored" % self))
    self._rasterized = rasterized
