{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# 环境变量\n",
    "\n",
    "你可以设置以下环境变量来配置 NiceGUI：\n",
    "\n",
    "- `MATPLOTLIB`（默认值：`true`）可以设置为 `false` 以避免可能代价高昂的 Matplotlib 导入。这将使 `ui.pyplot` 和 `ui.line_plot` 不可用。\n",
    "- `NICEGUI_STORAGE_PATH`（默认值：本地 `\".nicegui\"`）可以设置为更改存储文件的位置。\n",
    "- `MARKDOWN_CONTENT_CACHE_SIZE`（默认值：`1000`）：内存中缓存的 Markdown 内容片段的最大数量。\n",
    "- `RST_CONTENT_CACHE_SIZE`（默认值：`1000`）：内存中缓存的 ReStructuredText 内容片段的最大数量。"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<nicegui.elements.label.Label at 0x14c6a146610>"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from nicegui import ui\n",
    "from nicegui.elements import markdown\n",
    "\n",
    "ui.label(f'Markdown content cache size is {markdown.prepare_content.cache_info().maxsize}')\n",
    "\n",
    "# ui.run()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "py311",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.11.7"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}