Function _is_leap

Lib/_pydatetime.py:47–49

year -> 1 if leap year, else 0.

(year)

del dbm, dim

def _is_leap(year):
    "year -> 1 if leap year, else 0."
    return year % 4 == 0 and (year % 100 != 0 or year % 400 == 0)

def _days_before_year(year):
    "year -> number of days before January 1st of year."