{
  "project_name": "warehouse_management",
  "description": "A system for managing warehouse operations including products, storage locations, and transfers between locations.",
  "entities": [
    {
      "name": "Product",
      "table_name": "products",
      "fields": [
        {
          "name": "product_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "name",
          "sa_type": "String(255)",
          "py_type": "str",
          "nullable": false,
          "default": null
        },
        {
          "name": "description",
          "sa_type": "Text",
          "py_type": "str | None",
          "nullable": true,
          "default": null
        },
        {
          "name": "category",
          "sa_type": "String(50)",
          "py_type": "str",
          "nullable": false,
          "default": null
        }
      ]
    },
    {
      "name": "StorageLocation",
      "table_name": "storage_locations",
      "fields": [
        {
          "name": "location_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "name",
          "sa_type": "String(255)",
          "py_type": "str",
          "nullable": false,
          "default": null
        },
        {
          "name": "capacity",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": 0
        }
      ]
    },
    {
      "name": "Transfer",
      "table_name": "transfers",
      "fields": [
        {
          "name": "transfer_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "product_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "from_location_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "to_location_id",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": null
        },
        {
          "name": "quantity",
          "sa_type": "Integer",
          "py_type": "int",
          "nullable": false,
          "default": 0
        }
      ]
    }
  ],
  "extra_imports": [
    "from datetime import date"
  ]
}