dead simple activity recorder.

i.py

#!/opt/homebrew/bin/python3
import datetime
import sys
import os
from pathlib import Path

home = os.path.expanduser('~')
fname = f"{home}/whatidid"

if not os.path.isfile(fname):
    Path(fname).touch()

def record(msg):
    with open(fname, "r+") as f:
        for line in reversed(f.readlines()):
            if line.startswith("=="):
                date = line.split("==")[1]
                if str(datetime.date.today()) == date:
                    break
        else:
            f.write(f"\n=={datetime.date.today()}==\n")

    t1 = ":".join(str(datetime.datetime.now().time()).split(".")[0].split(":")[:2])
    
    last = list(filter(lambda x: not x.startswith("=="), open(fname).readlines()))[-1]

    with open(fname, "a") as f:
        f.write(f"{t1} {msg}\n")

if __name__ == "__main__":
    if len(sys.argv) == 1:
        print(open(fname).read())
    
    elif len(sys.argv) == 2:
        record(sys.argv[1])
    else:
        record(" ".join(sys.argv[1:]))

Save this file as /usr/local/bin/i, use on the command line like

$ i had coffee

and then view the result:

$ i
==2023-12-20==
12:28 had coffee