Pydantic union multi models validation

main.ipynb

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   "source": [
    "from pydantic import BaseModel"
   ]
  },
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     "text": [
      "house: ducks=[Duck(name='1'), DuckWithHat(name='2', hat='hat')]\n",
      "dumped_house: {'ducks': [{'name': '1'}, {'name': '2'}]}\n",
      "loaded_house: ducks=[Duck(name='1'), Duck(name='2')]\n"
     ]
    }
   ],
   "source": [
    "class Duck(BaseModel):\n",
    "    name: str\n",
    "\n",
    "\n",
    "class House(BaseModel):\n",
    "    ducks: list[Duck]\n",
    "\n",
    "\n",
    "class DuckWithHat(Duck):\n",
    "    hat: str\n",
    "\n",
    "\n",
    "house = House(ducks=[Duck(name=\"1\"), DuckWithHat(name=\"2\", hat=\"hat\")])\n",
    "print(\"house:\", house)\n",
    "dumped_house = house.model_dump()\n",
    "print(\"dumped_house:\", dumped_house)\n",
    "loaded_house = House.model_validate(dumped_house)\n",
    "print(\"loaded_house:\", loaded_house)"
   ]
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      "house: ducks=[Duck(name='1'), DuckWithHat(name='2', hat='hat')]\n",
      "dumped_house: {'ducks': [{'name': '1'}, {'name': '2', 'hat': 'hat'}]}\n",
      "loaded_house: ducks=[Duck(name='1'), DuckWithHat(name='2', hat='hat')]\n"
     ]
    }
   ],
   "source": [
    "class Duck(BaseModel):\n",
    "    name: str\n",
    "\n",
    "\n",
    "class DuckWithHat(Duck):\n",
    "    hat: str\n",
    "\n",
    "\n",
    "class House(BaseModel):\n",
    "    ducks: list[DuckWithHat | Duck]\n",
    "\n",
    "\n",
    "house = House(ducks=[Duck(name=\"1\"), DuckWithHat(name=\"2\", hat=\"hat\")])\n",
    "print(\"house:\", house)\n",
    "dumped_house = house.model_dump()\n",
    "print(\"dumped_house:\", dumped_house)\n",
    "loaded_house = House.model_validate(dumped_house)\n",
    "print(\"loaded_house:\", loaded_house)"
   ]
  },
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