Monarch Money balances

monarch_balances.py

#!/usr/bin/env python3

from monarchmoney import MonarchMoney, LoginFailedException

import asyncio
import csv
import getpass
import json
import os
from pathlib import Path
import sys

async def main(argv):
  _, account, outdir = sys.argv
  
  outdir = Path(outdir)
  outdir.mkdir(parents=True, exist_ok=True)

  mm = MonarchMoney()
  try:
    print("Logging in...")
    await mm.login()
  except LoginFailedException:  
    password = getpass.getpass("Password: ")
    await mm.login(account, password)
  
  print("Getting accounts...")
  account_data = await mm.get_accounts()
  accounts = account_data['accounts']
  accounts.sort(key=lambda acct: acct['displayName'])
  print(f"Found {len(accounts)} accounts")

  with (outdir / 'accounts.json').open('w') as f:
    json.dump(account_data, f, indent=2)
  
  with (outdir / 'accounts.csv').open('w') as f:
    w = csv.writer(f)
    w.writerow(['id', 'name'])
    for acct in accounts:
      w.writerow([acct['id'], acct['displayName']])
  
  for idx, acct in enumerate(accounts):
    print(f"Getting balances for #{idx+1}: {acct['displayName']}")
    id = acct['id']
    balances = await mm.get_account_history(id)

    with (outdir / f'{id}.csv').open('w') as f:
      w = csv.writer(f)
      w.writerow(['date', 'balance'])
      for b in balances:
        w.writerow([b['date'], b['signedBalance']])
  
  print("Done!")

asyncio.run(main(sys.argv))