app.py

from __future__ import annotations
from typing import Iterable
import gradio as gr
from gradio.themes.soft import Soft
from gradio.themes.utils import colors, fonts, sizes
import time


class BlueTheme(Soft):
    def __init__(
        self,
        *,
        primary_hue: colors.Color | str = colors.red,
        secondary_hue: colors.Color | str = colors.rose,
        neutral_hue: colors.Color | str = colors.gray,
        spacing_size: sizes.Size | str = sizes.spacing_md,
        radius_size: sizes.Size | str = sizes.radius_md,
        text_size: sizes.Size | str = sizes.text_lg,
        font: fonts.Font
        | str
        | Iterable[fonts.Font | str] = (
            fonts.GoogleFont("Quicksand"),
            "ui-sans-serif",
            "sans-serif",
        ),
        font_mono: fonts.Font
        | str
        | Iterable[fonts.Font | str] = (
            fonts.GoogleFont("IBM Plex Mono"),
            "ui-monospace",
            "monospace",
        ),
    ):
        super().__init__(
            primary_hue=primary_hue,
            secondary_hue=secondary_hue,
            neutral_hue=neutral_hue,
            spacing_size=spacing_size,
            radius_size=radius_size,
            text_size=text_size,
            font=font,
            font_mono=font_mono,
        )


blue_theme = BlueTheme()

with gr.Blocks(theme=blue_theme) as demo:
    textbox = gr.Textbox(label="Name")
    slider = gr.Slider(label="Count", minimum=0, maximum=100, step=1)
    with gr.Column():
        button = gr.Button("Submit", variant="primary")
        clear = gr.Button("Clear")
    output = gr.Textbox(label="Output")

    def repeat(name, count):
        time.sleep(3)
        return name * count

    button.click(repeat, [textbox, slider], output)

demo.launch()