def na_omit(self):
        """
        Remove rows with NAs from the H2OFrame.

        :returns: new H2OFrame with all rows from the original frame containing any NAs removed.
        """
        fr = H2OFrame._expr(expr=ExprNode("na.omit", self), cache=self._ex._cache)
        fr._ex._cache.nrows = -1
        return fr