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#!/usr/bin/env python | |
import csv | |
import datetime | |
import json | |
import re | |
import sys | |
from decimal import Decimal as D | |
from collections import defaultdict | |
ZERO = D('0.00') | |
DAY = datetime.timedelta(days=1) | |
gratipay = json.load(open('gratipay.json')) | |
liberapay = json.load(open('liberapay.json')) | |
good_rate = re.compile(r'\d+\.\d+') | |
euro = {date: D(rate) for date, rate in csv.reader(open('DEXUSEU.csv')) if good_rate.match(rate)} | |
merged = defaultdict(dict) | |
Datetime = lambda date: datetime.date(*map(int, date.split('-'))) | |
week = lambda date: Datetime(date) - datetime.timedelta(days=Datetime(date).weekday()) | |
def find_rate(date): | |
if date in euro: | |
return euro[date] | |
return find_rate((Datetime(date) + DAY).strftime('%Y-%m-%d')) | |
for payday in gratipay: | |
usd = D(payday['volume']) | |
rate = find_rate(payday['date']) | |
eur = round(usd / rate, 2) | |
merged[week(payday['date'])]['gratipay'] = eur | |
for payday in liberapay: | |
volume = payday.get('volume', payday.get('transfer_volume', {}).get('amount')) | |
merged[week(payday['date'])]['liberapay'] = D(volume) | |
out = csv.writer(sys.stdout) | |
out.writerow(['week', 'gratipay', 'liberapay']) | |
for date, vals in sorted(merged.items()): | |
gratipay = vals.get('gratipay', 0) | |
liberapay = vals.get('liberapay', 0) | |
out.writerow([date, gratipay, liberapay]) |
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