While deals on NDIS, gambling and news bargains laws were being hammered out by Angus Taylor and Anthony Albanese — the political noise was gays and melons.

As Labor and the Coalition hash out a deal, a fresh sticking point has emerged over the government’s move to ban offshore lotteries, which is dividing Coalition MPs.

Labor’s political opponents have united behind the Coalition to order Anthony Albanese to hand over official documents regarding “melon” comments the prime minister made in a…