run.ipynb

{"cells": [{"cell_type": "markdown", "id": "302934307671667531413257853548643485645", "metadata": {}, "source": ["# Gradio Demo: validator_test"]}, {"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", "\n", "def validate_input(age, location):\n", "    is_age_valid = True\n", "    is_location_valid = True\n", "    if not age or age < 3:\n", "        is_age_valid = False\n", "    if \"london\" in location.lower():\n", "        is_location_valid = False\n", "\n", "    return [\n", "        gr.validate(is_age_valid, \"Age must be at least 3\"),\n", "        gr.validate(is_location_valid, \"Location must not be in London\"),\n", "    ]\n", "\n", "\n", "def process_text(age, location):\n", "    result = f\"Processed: {age} -- {location.upper()}\"\n", "    return result\n", "\n", "\n", "def validate_image(image):\n", "    # we don't want to error when a user is clearing the image\n", "    if not image:\n", "        return None\n", "    is_portrait = image.width < image.height\n", "\n", "    return gr.validate(is_portrait, \"Image must be in portrait mode\")\n", "\n", "\n", "def process_image(image):\n", "    if not image:\n", "        return \"No image uploaded\"\n", "    return \"HELLO IMAGE!!!\"\n", "\n", "\n", "def raise_error():\n", "    raise ValueError(\"test error\")\n", "\n", "\n", "with gr.Blocks() as demo:\n", "    with gr.Tab(\"Text\"):\n", "        gr.Markdown(\"# Validator Parameter Test Demo\")\n", "\n", "        with gr.Row():\n", "            with gr.Column():\n", "                age = gr.Number(\n", "                    label=\"Enter age\",\n", "                    placeholder=\"Enter age\",\n", "                )\n", "                location = gr.Textbox(\n", "                    max_lines=3,\n", "                    label=\"Enter location\",\n", "                    placeholder=\"Enter location\",\n", "                )\n", "\n", "        validate_btn = gr.Button(\"Process with Validation\", variant=\"primary\")\n", "\n", "        output_with_validation = gr.Textbox(\n", "            label=\"Output (with validation)\", interactive=False\n", "        )\n", "\n", "        validate_btn.click(\n", "            fn=process_text,\n", "            validator=validate_input,\n", "            inputs=[age, location],\n", "            outputs=output_with_validation,\n", "        )\n", "    with gr.Tab(\"Image\"):\n", "        im = gr.Image(label=\"Enter image\", placeholder=\"Enter image\", type=\"pil\")\n", "        t = gr.Textbox(label=\"Enter text\", placeholder=\"Enter text\")\n", "        im.change(\n", "            fn=process_image,\n", "            validator=validate_image,\n", "            inputs=im,\n", "            outputs=t,\n", "        )\n", "    with gr.Tab(\"Validation Error\"):\n", "        error_btn = gr.Button(\"Raise Validation Error\", variant=\"primary\")\n", "        error_btn.click(\n", "            validator=raise_error,\n", "            fn=raise_error,\n", "            inputs=[],\n", "            outputs=[],\n", "        )\n", "\n", "\n", "if __name__ == \"__main__\":\n", "    demo.launch()\n"]}], "metadata": {}, "nbformat": 4, "nbformat_minor": 5}