app.py

import os
import sys

import gradio as gr
from loguru import logger
from planqk.service.client import PlanqkServiceClient

# 1. Create a new Application on the PlanQK Platform.
# 2. Subscribe to the Quantum Random Number Generator service via the PlanQK Marketplace.
#    --> https://platform.planqk.de/marketplace/apis/88b46e18-3d5f-4674-ba04-0d3416c0decd
# 3. Copy the Consumer Key and Consumer Secret of your Application.
# 4. Set the environment variables CONSUMER_KEY and CONSUMER_SECRET to these values.
#    4.1 If run locally, export the variables in the terminal before running `gradio app.py`.
#    4.2 If run as a PlanQK Demo, modify the environment in the Demo Settings.

logging_level = os.environ.get("LOG_LEVEL", "DEBUG")
logger.configure(handlers=[{"sink": sys.stdout, "level": logging_level}])
logger.info("Starting Gradio Demo")

consumer_key = os.getenv("CONSUMER_KEY", None)
consumer_secret = os.getenv("CONSUMER_SECRET", None)
service_endpoint = os.getenv(
    "SERVICE_ENDPOINT",
    "https://gateway.platform.planqk.de/anaqor/quantum-random-number-generator/1.0.0",
)

title = "A PlanQK Demo using Gradio"
description = """This Demo is calling the 
[Quantum Random Number Generator](https://platform.planqk.de/marketplace/apis/88b46e18-3d5f-4674-ba04-0d3416c0decd).
To try it out create an Application and subscribe to the service."""


def run(n_numbers: int):
    client = PlanqkServiceClient(service_endpoint, consumer_key, consumer_secret)
    data = {"n_numbers": n_numbers}
    params = {"n_bits": 4, "backend": "qasm_simulator"}

    logger.info("Calling the service with data: {}", data)
    logger.info("Calling the service with params: {}", params)

    logger.info("Starting execution of the service...")

    job = client.start_execution(data=data, params=params)
    result = client.get_result(job.id)
    logger.info("Received result from the service")

    random_number_list = result["result"]["random_number_list"]
    logger.info("Random numbers: {}", random_number_list)

    return ", ".join([str(x) for x in random_number_list])


demo = gr.Interface(
    run,
    gr.Number(label="The amount of numbers to be generated.", value=10),
    gr.Text(
        label="The random numbers generated by the service.",
    ),
    examples=[1, 2, 3, 4, 5],
    title=title,
    description=description,
    allow_flagging="never",
)

demo.launch()