up-to-date voting power calculation (steem-python)

utils.py

from dateutil.parser import parse
from datetime import datetime


def get_voting_power(account_data):
    last_vote_time = parse(account_data["last_vote_time"])
    diff_in_seconds = (datetime.utcnow() - last_vote_time).seconds
    regenerated_vp = diff_in_seconds * 10000 / 86400 / 5
    total_vp = (account_data["voting_power"] + regenerated_vp) / 100
    if total_vp > 100:
        return 100
    return "%.2f" % total_vp