app.py

#import gradio as gr

#def greet(name):
#    return "Hello " + name + "!!"

#demo = gr.Interface(fn=greet, inputs="text", outputs="text")
#demo.launch()

#==============================================================
from difflib import Differ

import gradio as gr


def diff_texts(text1, text2):
    d = Differ()
    return [
        (token[2:], token[0] if token[0] != " " else None)
        for token in d.compare(text1, text2)
    ]


demo = gr.Interface(
    diff_texts,
    [
        gr.Textbox(
            label="Text 1",
            info="Initial text",
            lines=3,
            type=rtl,
            value="The quick brown fox jumped over the lazy dogs.",
        ),
        gr.Textbox(
            label="Text 2",
            info="Text to compare",
            lines=3,
            value="The fast brown fox jumps over lazy dogs.",
        ),
    ],
    gr.HighlightedText(
        label="Diff",
        combine_adjacent=True,
        show_legend=True,
        color_map={"+": "red", "-": "green"}),
    theme=gr.themes.Base()
)
if __name__ == "__main__":
    demo.launch()