monthly bills.txt

from textwrap import dedent

BILLS = dedent("""

    50          padding

    32.00       O2
    100.00      charities
    15.00       medicines, supplements
    5           Monzo Plus

    # internet things
    35.40       Zen internet
    5.00        GitHub
    60.00       AWS
    2.50        Fastmail                        $36/y (£30)
    6.99        iCloud 2tb

    # devices
    3.49        iPad Mini AppleCare+
    0.25        GIFwrapped                      £2.99/y         13 Aug

    # entertainment
    10.99       Netflix
    4.16        Apple TV+                       £49.99/y         8 Jul
    6.70        Disney+ subscription            £80/y

    # delivery subscriptions
    14.00       Whisky-Me                       £168/y

""")

month_total = 0
for line in BILLS.split('\n'):
    if line and not line.startswith('#'):
        amount, description = line.split(None, 1)
        month_total += float(amount)

print('£%4.2f total' % month_total)

output

(sinister)% python ~/Notes/monthly\ bills.txt
£351.48 total