def choose_winner_cli(participants, date):
"""choose a winner from PARTICIPANTS while using DATE to count seed"""
with open(participants) as fp:
raw_usernames = load(fp)
hashed_participants = process_usernames(raw_usernames)
hashed_winner = choose_winner(hashed_participants, date)
participants = [prepare_username(uname) for uname in raw_usernames]
winner = find_winner(hashed_winner, participants)
click.echo(winner)
def prepare_original_cli(source, destination):
"""Parse a file with a of participants, clean it up and save to json"""
with open(source) as fp:
lines = (line for line in fp)
valid_lines = filter_usernames(lines)
prepared_usernames = [prepare_username(uname) for uname in valid_lines]
with open(destination, "w") as ofp:
dump(prepared_usernames, ofp)
def choose_winner_cli(participants, date, n):
"""Choose a winner from PARTICIPANTS while using DATE to count seed"""
if date is None:
date = get_date_from_filename(participants)
with open(participants) as fp:
raw_usernames = load(fp)
hashed_participants = process_usernames(raw_usernames)
hashed_winners = choose_winners(hashed_participants, date, n=n)
participants = [prepare_username(uname) for uname in raw_usernames]
winners = find_winners(hashed_winners, participants)
click.echo(" ".join(winners))
def verify_choice_cli(hashed_participants, username):
"""
Verify given USERNAME is present in a HASHED_PARTICIPANTS file.
"""
with open(hashed_participants) as fp:
hashed_participants = load(fp)
hashed_username = hash_username(prepare_username(username))
click.echo(f"Hashed username: {hashed_username}")
is_in_participants = hashed_username in hashed_participants
if is_in_participants:
click.echo(
f"{username} may not be a winner. But it is present in a list of participants."
)
else:
click.echo(f"{username} is a creep and does not belong here :(")
def verify_choice_cli(hashed_participants, date, username):
"""
Verify choice using a HASHED_PARTICIPANTS file and DATE. Optionally you can provide a username to verify
that it was chosen.
"""
with open(hashed_participants) as fp:
hashed_participants = load(fp)
hashed_winner = choose_winner(hashed_participants, date)
click.echo(f"Winner's hash is {hashed_winner}.")
if username:
prepared_username = prepare_username(username)
is_winner = verify_winner(prepared_username, hashed_winner)
if is_winner:
click.echo(f"Yup! {username} is definitely a winner.")
else:
click.echo(
f"Unfortunately, {username} is not a winner. But don't worry, better luck next time!"
)
def verify_choice_cli(hashed_participants, date, username, n):
"""
Verify choice using a HASHED_PARTICIPANTS file and DATE. Optionally you can provide a username to verify
that it was chosen.
"""
if date is None:
date = get_date_from_filename(hashed_participants)
with open(hashed_participants) as fp:
hashed_participants = load(fp)
hashed_winners = choose_winners(hashed_participants, date, n=n)
click.echo(f"Winners are: {', '.join(hashed_winners)}.")
if username:
prepared_username = prepare_username(username)
is_winner = any(verify_winner(prepared_username, hashed_winner) for hashed_winner in hashed_winners)
if is_winner:
click.echo(f"Yup! {username} is definitely a winner.")
else:
click.echo(
f"Unfortunately, {username} is not a winner. But don't worry, better luck next time!"
)