CoingGecko coins:
https://api.coingecko.com/api/v3/coins/list

import requests
import time

def get_crypto_prices(cryptos, currency='eur'):
    crypto_ids = ','.join(cryptos)
    url = f'https://api.coingecko.com/api/v3/simple/price?ids={crypto_ids}&vs_currencies={currency}'
    
    try:
        response = requests.get(url)
        response.raise_for_status() 
        data = response.json()
        return {crypto: data[crypto][currency] for crypto in cryptos}
    
    except requests.RequestException as e:
        print(f"Error: {e}")
        return None



currency = 'eur'

quantities = {
    'bitcoin': 0.00114522,
    'ripple': 319.33343233,  
    'stellar': 449.44127517  
}

cryptos = list(quantities.keys())
prices = get_crypto_prices(cryptos, currency)

if prices:
    total_value = 0
    for crypto, amount in quantities.items():
        price = prices[crypto]
        value = amount * price
        total_value += value
        print(f"{amount} {crypto.capitalize()} worth {value:.2f} {currency.upper()}.")
    
    print(f"Total: {total_value:.2f} {currency.upper()}.")

time.sleep(3)