#
datetime
#
datetime.now()
Returns the current date and time as a datetime
object.
#
date.today()
Returns the current local date as a date
object.
#
Source code
from time import localtime
import operator
class timedelta:
def __init__(self, days=0, seconds=0):
self.days = days
self.seconds = seconds
def __repr__(self):
return f"datetime.timedelta(days={self.days}, seconds={self.seconds})"
def __eq__(self, other) -> bool:
if not isinstance(other, timedelta):
return NotImplemented
return (self.days, self.seconds) == (other.days, other.seconds)
def __ne__(self, other) -> bool:
if not isinstance(other, timedelta):
return NotImplemented
return (self.days, self.seconds) != (other.days, other.seconds)
class date:
def __init__(self, year: int, month: int, day: int):
self.year = year
self.month = month
self.day = day
@staticmethod
def today():
t = localtime()
return date(t.tm_year, t.tm_mon, t.tm_mday)
def __cmp(self, other, op):
if not isinstance(other, date):
return NotImplemented
if self.year != other.year:
return op(self.year, other.year)
if self.month != other.month:
return op(self.month, other.month)
return op(self.day, other.day)
def __eq__(self, other) -> bool:
return self.__cmp(other, operator.eq)
def __ne__(self, other) -> bool:
return self.__cmp(other, operator.ne)
def __lt__(self, other: 'date') -> bool:
return self.__cmp(other, operator.lt)
def __le__(self, other: 'date') -> bool:
return self.__cmp(other, operator.le)
def __gt__(self, other: 'date') -> bool:
return self.__cmp(other, operator.gt)
def __ge__(self, other: 'date') -> bool:
return self.__cmp(other, operator.ge)
def __str__(self):
return f"{self.year}-{self.month:02}-{self.day:02}"
def __repr__(self):
return f"datetime.date({self.year}, {self.month}, {self.day})"
class datetime(date):
def __init__(self, year: int, month: int, day: int, hour: int, minute: int, second: int):
super().__init__(year, month, day)
# Validate and set hour, minute, and second
if not 0 <= hour <= 23:
raise ValueError("Hour must be between 0 and 23")
self.hour = hour
if not 0 <= minute <= 59:
raise ValueError("Minute must be between 0 and 59")
self.minute = minute
if not 0 <= second <= 59:
raise ValueError("Second must be between 0 and 59")
self.second = second
def date(self) -> date:
return date(self.year, self.month, self.day)
@staticmethod
def now():
t = localtime()
tm_sec = t.tm_sec
if tm_sec == 60:
tm_sec = 59
return datetime(t.tm_year, t.tm_mon, t.tm_mday, t.tm_hour, t.tm_min, tm_sec)
def __str__(self):
return f"{self.year}-{self.month:02}-{self.day:02} {self.hour:02}:{self.minute:02}:{self.second:02}"
def __repr__(self):
return f"datetime.datetime({self.year}, {self.month}, {self.day}, {self.hour}, {self.minute}, {self.second})"
def __cmp(self, other, op):
if not isinstance(other, datetime):
return NotImplemented
if self.year != other.year:
return op(self.year, other.year)
if self.month != other.month:
return op(self.month, other.month)
if self.day != other.day:
return op(self.day, other.day)
if self.hour != other.hour:
return op(self.hour, other.hour)
if self.minute != other.minute:
return op(self.minute, other.minute)
return op(self.second, other.second)
def __eq__(self, other) -> bool:
return self.__cmp(other, operator.eq)
def __ne__(self, other) -> bool:
return self.__cmp(other, operator.ne)
def __lt__(self, other) -> bool:
return self.__cmp(other, operator.lt)
def __le__(self, other) -> bool:
return self.__cmp(other, operator.le)
def __gt__(self, other) -> bool:
return self.__cmp(other, operator.gt)
def __ge__(self, other) -> bool:
return self.__cmp(other, operator.ge)