File size: 2,860 Bytes
0bd62e5 |
1 |
{"cells": [{"cell_type": "markdown", "id": "302934307671667531413257853548643485645", "metadata": {}, "source": ["# Gradio Demo: state_change"]}, {"cell_type": "code", "execution_count": null, "id": "272996653310673477252411125948039410165", "metadata": {}, "outputs": [], "source": ["!pip install -q gradio "]}, {"cell_type": "code", "execution_count": null, "id": "288918539441861185822528903084949547379", "metadata": {}, "outputs": [], "source": ["import gradio as gr\n", "\n", "with gr.Blocks() as demo:\n", "\n", " with gr.Row():\n", " state_a = gr.State(0)\n", " btn_a = gr.Button(\"Increment A\")\n", " value_a = gr.Number(label=\"Number A\")\n", " btn_a.click(lambda x: x + 1, state_a, state_a)\n", " state_a.change(lambda x: x, state_a, value_a)\n", " with gr.Row():\n", " state_b = gr.State(0)\n", " btn_b = gr.Button(\"Increment B\")\n", " value_b = gr.Number(label=\"Number B\")\n", " btn_b.click(lambda x: x + 1, state_b, state_b)\n", "\n", " @gr.on(inputs=state_b, outputs=value_b)\n", " def identity(x):\n", " return x\n", "\n", " @gr.render(inputs=[state_a, state_b])\n", " def render(a, b):\n", " for x in range(a):\n", " with gr.Row():\n", " for y in range(b):\n", " gr.Button(f\"Button {x}, {y}\")\n", "\n", " list_state = gr.State([])\n", " dict_state = gr.State(dict())\n", " nested_list_state = gr.State([])\n", " set_state = gr.State(set())\n", "\n", " def transform_list(x):\n", " return {n: n for n in x}, [x[:] for _ in range(len(x))], set(x)\n", "\n", " list_state.change(\n", " transform_list,\n", " inputs=list_state,\n", " outputs=[dict_state, nested_list_state, set_state],\n", " )\n", "\n", " all_textbox = gr.Textbox(label=\"Output\")\n", " click_count = gr.Number(label=\"Clicks\")\n", " change_count = gr.Number(label=\"Changes\")\n", " gr.on(\n", " inputs=[change_count, dict_state, nested_list_state, set_state],\n", " triggers=[dict_state.change, nested_list_state.change, set_state.change],\n", " fn=lambda x, *args: (x + 1, \"\\n\".join(str(arg) for arg in args)),\n", " outputs=[change_count, all_textbox],\n", " )\n", "\n", " count_to_3_btn = gr.Button(\"Count to 3\")\n", " count_to_3_btn.click(lambda: [1, 2, 3], outputs=list_state)\n", " zero_all_btn = gr.Button(\"Zero All\")\n", " zero_all_btn.click(lambda x: [0] * len(x), inputs=list_state, outputs=list_state)\n", "\n", " gr.on(\n", " [count_to_3_btn.click, zero_all_btn.click],\n", " lambda x: x + 1,\n", " click_count,\n", " click_count,\n", " )\n", "\n", "if __name__ == \"__main__\":\n", " demo.launch()\n"]}], "metadata": {}, "nbformat": 4, "nbformat_minor": 5} |