Bitcoin Price

Bitcoin Price

Desciption

This script is used to get the current price of Bitcoin in U.S. Dollars

Installation

Install request with the following command or using the requirements.txt file:

pip install requests

Usage

Input the number of bitcoins as command line argument

python bitcoin.py 1

python bitcoin.py 5

Source Code: bitcoin.py

import requests
import sys


""" Exit program if no command-line argument is provided """
if len(sys.argv) == 1:
    sys.exit("Missing command-line argument")


""" 
Convert command-line argument to float or
Exit if command line argument is not a number
"""
try:
    bitcoin = sys.argv[1]
    bitcoin = float(bitcoin)
except ValueError:
    sys.exit("Command-line argument is not a number")


"""Get Bitcoin price"""
try:
    response = requests.get("https://api.coindesk.com/v1/bpi/currentprice.json")
    rate = response.json()["bpi"]["USD"]["rate_float"]
    print(f"Current Price: ${bitcoin * rate:,.4f}")
except requests.RequestException:
    print("An Error Occurred")