fasthtml/check bools.ipynb

check bools.ipynb

{
  "cells": [
    {
      "metadata": {},
      "id": "4d8c5a51",
      "cell_type": "markdown",
      "source": "# Check bools (#583)"
    },
    {
      "metadata": {},
      "id": "a27befba",
      "cell_type": "markdown",
      "source": "Reviewing [FastHTML issue #583](https://github.com/AnswerDotAI/fasthtml/issues/583), which appears to be a non-issue."
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "bc97a990",
      "cell_type": "code",
      "source": "from fasthtml.common import *",
      "execution_count": 1,
      "outputs": []
    },
    {
      "metadata": {},
      "id": "164b8558",
      "cell_type": "markdown",
      "source": "Debug wrapper from issue description"
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "47cdd7a0",
      "cell_type": "code",
      "source": "# Debug wrapper\ndef debug_fast_app(*args, **kwargs):\n    print(\"\\nDebugging table schemas:\")\n    for k, v in kwargs.items():\n        if isinstance(v, dict) and 'pk' in v:  # This identifies our table schemas\n            print(f\"\\n{k} schema:\")\n            for field, type_ in v.items():\n                print(f\"  {field}: {type_} ({type(type_)})\")\n    \n    result = fast_app(*args, **kwargs)\n    return result",
      "execution_count": 2,
      "outputs": []
    },
    {
      "metadata": {},
      "id": "fea59cd3",
      "cell_type": "markdown",
      "source": "Result of running debug wrapper"
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "a253f3e1",
      "cell_type": "code",
      "source": "app, rt, tasks, Task = debug_fast_app(\n    \"data/data.db\",\n    live=True,\n    task={\n        \"id\": int,\n        \"title\": str,\n        \"done\": bool,\n        \"priority\": int,\n        \"profile_id\": int,\n        \"pk\": \"id\"\n    }\n)\n\n",
      "execution_count": 4,
      "outputs": [
        {
          "name": "stdout",
          "output_type": "stream",
          "text": "\nDebugging table schemas:\n\ntask schema:\n  id: <class 'int'> (<class 'type'>)\n  title: <class 'str'> (<class 'type'>)\n  done: <class 'bool'> (<class 'type'>)\n  priority: <class 'int'> (<class 'type'>)\n  profile_id: <class 'int'> (<class 'type'>)\n  pk: id (<class 'str'>)\n"
        }
      ]
    },
    {
      "metadata": {},
      "id": "c8ea43d0",
      "cell_type": "markdown",
      "source": "Dataclass definition of Task table"
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "1c685c97",
      "cell_type": "code",
      "source": "Task",
      "execution_count": 5,
      "outputs": [
        {
          "data": {
            "text/plain": "fastlite.core.Task"
          },
          "execution_count": 5,
          "metadata": {},
          "output_type": "execute_result"
        }
      ]
    },
    {
      "metadata": {},
      "id": "160373aa",
      "cell_type": "markdown",
      "source": "Generated tasks table"
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "7c6b4dc5",
      "cell_type": "code",
      "source": "tasks",
      "execution_count": 6,
      "outputs": [
        {
          "data": {
            "text/plain": "<Table task (id, title, done, priority, profile_id)>"
          },
          "execution_count": 6,
          "metadata": {},
          "output_type": "execute_result"
        }
      ]
    },
    {
      "metadata": {},
      "id": "22008046",
      "cell_type": "markdown",
      "source": "Insert a task record. "
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "ac9b1c47",
      "cell_type": "code",
      "source": "task = tasks.insert(\n    Task(\n        id=1,\n        title='Test bools',\n        done=False,\n        priority=3,\n        profile_id=1\n    )\n)",
      "execution_count": 7,
      "outputs": []
    },
    {
      "metadata": {},
      "id": "0e25e714",
      "cell_type": "markdown",
      "source": "Record is saved."
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "5e562b27",
      "cell_type": "code",
      "source": "task",
      "execution_count": 9,
      "outputs": [
        {
          "data": {
            "text/plain": "Task(id=1, title='Test bools', done=0, priority=3, profile_id=1)"
          },
          "execution_count": 9,
          "metadata": {},
          "output_type": "execute_result"
        }
      ]
    },
    {
      "metadata": {},
      "id": "e05e9c9d",
      "cell_type": "markdown",
      "source": "Value of False is correctly saved as 0. The `bool` value is interpreted correctly by `apswutils`, `fastlite`, and `fasthtml` as a numeric type with a value of 0. This is how `sqlite` handles True/False values, as 1s and 0s."
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "4620d8d3",
      "cell_type": "code",
      "source": "task.done",
      "execution_count": 10,
      "outputs": [
        {
          "data": {
            "text/plain": "0"
          },
          "execution_count": 10,
          "metadata": {},
          "output_type": "execute_result"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "d11d084e",
      "cell_type": "code",
      "source": "bool(task)",
      "execution_count": 12,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 12,
          "data": {
            "text/plain": "True"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "id": "590e9e52",
      "cell_type": "code",
      "source": "",
      "execution_count": null,
      "outputs": []
    }
  ],
  "metadata": {
    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3 (ipykernel)",
      "language": "python"
    },
    "language_info": {
      "name": "python",
      "version": "3.12.6",
      "mimetype": "text/x-python",
      "codemirror_mode": {
        "name": "ipython",
        "version": 3
      },
      "pygments_lexer": "ipython3",
      "nbconvert_exporter": "python",
      "file_extension": ".py"
    },
    "gist": {
      "id": "",
      "data": {
        "description": "fasthtml/check bools.ipynb",
        "public": true
      }
    }
  },
  "nbformat": 4,
  "nbformat_minor": 5
}