app.py

import gradio as gr
from ocean_lib.config import Config
from ocean_lib.ocean.ocean import Ocean
from ocean_lib.web3_internal.wallet import Wallet
import os

config = Config('config.ini')
ocean = Ocean(config)

def greet(private_key):
    wallet = Wallet(ocean.web3, private_key, transaction_timeout=20, block_confirmations=config.block_confirmations)
    return wallet.address

description = (
    "This demo calculate the number of tokens in your wallet using the Ocean Python library. "
)

article = (
    "<p style='text-align: center'>"
    "<a href='https://oceanprotocol.com/' target='_blank'>Ocean Protocol</a> | "
    "<a href='https://github.com/oceanprotocol/ocean.py' target='_blank'>Ocean Python Library</a> | "
    "<a href='https://www.algovera.ai' target='_blank'>Algovera</a>"
    "</p>"
)

interface = gr.Interface(
    greet,
    "text",
    [
        gr.outputs.Textbox(label="Public Key")
    ],
    title="Ocean Token Calculator",
    description=description,
    article=article,
    theme="huggingface",
)

interface.launch()