# -*- coding: utf-8 -*-
# @Author : Pineapple Dong ^_^
# @Time : 2018/6/13 21:56
# @File : time_tools.py
import time
import datetime as dt
class TimeTools:
"""
时间都去哪儿了。。。。。。
关于时间，我想整点事情。。。。。。
一个关于时间的类。。。。。
趁开发小哥改bug，偷摸写的。。。。。
"""
format_d_t = "%Y-%m-%d %H:%M:%S"
format_d = "%Y-%m-%d"
@classmethod
def get_format_time(cls, date, format_s: str = None) -> str:
"""
获取格式化后的时间（exp：2018-06-13 21:55:55）
:param date: 需格式化的时间
:param format_s: 时间格式
:return:
"""
try:
format_s = cls.format_d_t if format_s is None else format_s
date_t = None
if isinstance(date, dt.datetime) or isinstance(date, dt.date):
date_t = date.timetuple()
elif (isinstance(date, float) or isinstance(date, int)) and len(str(int(date))) == 10:
date_t = time.localtime(date)
elif (isinstance(date, float) or isinstance(date, int)) and len(str(int(date))) == 13:
date_t = time.localtime(date / 1000)
return time.strftime(format_s, date_t)
except TypeError:
pass
except Exception as e:
print(e)
@classmethod
def get_until_time(cls, date, format_s: str = None) -> dt.datetime:
"""
获取指定时间的datetime对象
:param date: 时间，可为时间戳或者字符串时间
:param format_s: 时间为字符串时需添加格式
:return:
"""
try:
format_s = cls.format_d_t if format_s is None else format_s
date_t = None
if isinstance(date, str):
date_t = time.strptime(date, format_s)
# print(date_t)
elif (isinstance(date, int) or isinstance(date, float)) and len(str(int(date))) == 10:
date_t = time.localtime(date)
elif (isinstance(date, int) or isinstance(date, float)) and len(str(int(date))) == 13:
date_t = time.localtime(date / 1000)
return dt.datetime(date_t.tm_year,
date_t.tm_mon,
date_t.tm_mday,
date_t.tm_hour,
date_t.tm_min,
date_t.tm_sec)
except AttributeError:
pass
except Exception as e:
print(e)
@classmethod
def get_seconds(cls, date, format_s: str = None) -> float:
"""
获取指定时间的时间戳
:param date:时间，可为时间戳或者字符串时间
:param format_s: 时间为字符串时需添加格式
:return:
"""
try:
format_s = cls.format_d_t if format_s is None else format_s
date_t = None
if isinstance(date, str):
date_t = time.strptime(date, format_s)
if isinstance(date, dt.datetime) or isinstance(date, dt.date):
date_t = date.timetuple()
return time.mktime(date_t)
except TypeError:
pass
except Exception as e:
print(e)
@classmethod
def begin_of_day_mills(cls, day=None):
"""
获取一天开始时的毫秒时间戳，默认为当天
:param day: 指定时间
:return:
"""
try:
day_u = dt.date.today() if day in (None, "") else cls.get_until_time(day)
return cls.get_seconds(dt.date(day_u.year, day_u.month, day_u.day)) * 1000
except AttributeError:
pass
except Exception as e:
print(e)
@classmethod
def end_of_day_mills(cls, day=None):
"""
获取一天的结束时间的毫秒时间戳， 默认为当天
:param day: 指定时间
:return:
"""
try:
return cls.begin_of_day_mills(day) + 24 * 60 * 60 * 1000 - 1
except TypeError:
pass
except Exception as e:
print(e)
@staticmethod
def get_month_end_day(year: int, month: int) -> int:
"""
获取某年某月的最后一天
:param year: 某年
:param month: 某月
:return:
"""
days = 31
while days:
try:
datetime.date(year=year, month=month, day=days)
return days
except ValueError:
days -= 1
@staticmethod
def begin_of_month_day(month, year=dt.date.today().year):
"""
获取某月的第一天
:param month:
:param year:
:return:
"""
try:
return dt.date(year, month, 1)
except ValueError:
pass
@classmethod
def end_of_month_day(cls, month, year=dt.date.today().year):
"""
获取某月的最后一天
:param month:
:param year:
:return:
"""
try:
return dt.date(year, month, cls.get_month_end_day(year, month))
except ValueError:
pass
@classmethod
def get_interval_day_by_day(cls, interval: int, date=None):
"""
获取某日（默认今天）相隔几天的日期
:param interval:正数为未来，负数为过去
:param date:指定日期
:return:
"""
try:
date = dt.date.today() if date is None else date
date = date if isinstance(date, dt.date) else cls.get_until_time(date, cls.format_d)
time_del = dt.timedelta(days=interval)
return date + time_del
except Exception as e:
print(e)
@classmethod
def different_days(cls, date1: str, date2: str):
"""
获取两个日期之间相差几天
:param date1: 指定日期1，格式为（2018-05-22）
:param date2: 指定日期2，格式为（2018-06-15）
:return:
"""
try:
date1_u = cls.get_until_time(date1, cls.format_d)
date2_u = cls.get_until_time(date2, cls.format_d)
return (date1_u - date2_u).days
except Exception as e:
print(e)
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