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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def main():
 """Main function for pyfttt command line tool"""

    args = parse_arguments()

    if args.key is None:
        print("Error: Must provide IFTTT secret key.")
        sys.exit(1)

    try:
        res = pyfttt.send_event(api_key=args.key, event=args.event,
                                value1=args.value1, value2=args.value2,
                                value3=args.value3)
    except requests.exceptions.ConnectionError:
        print("Error: Could not connect to IFTTT")
        sys.exit(2)
    except requests.exceptions.HTTPError:
        print("Error: Received invalid response")
        sys.exit(3)
    except requests.exceptions.Timeout:
        print("Error: Request timed out")
        sys.exit(4)
    except requests.exceptions.TooManyRedirects:
        print("Error: Too many redirects")
        sys.exit(5)
    except requests.exceptions.RequestException as reqe:
        print("Error: {e}".format(e=reqe))
        sys.exit(6)


    if res.status_code != requests.codes.ok:
        try:
            j = res.json()
        except ValueError:
            print('Error: Could not parse server response. Event not sent')
            sys.exit(7)

        for err in j['errors']:
            print('Error: {}'.format(err['message']))
        sys.exit(8)