Conventions for self-documenting code: domain naming, intent-revealing identifiers, and minimal comments
# Good
def calculate_premium_discount(membership_tier: MembershipTier) -> Decimal:
...
# Bad
def calc_disc(level: int) -> float:
...
data, info, item, temp)# Good
user_emails: list[str] = fetch_active_subscribers()
retry_delay_seconds: int = 30
# Bad