问Python :使用isocalendar()从Date列提取week#EN数据是数据科学中任何分析的关键，大多数分析中最常用的...
# 导入datetime模块中的datetime类和timedelta类fromdatetimeimportdatetime,timedelta# 定义一个函数来获取上周日期defget_last_week(date):# 计算上周的日期last_week_date=date-timedelta(days=7)# 返回上周的日期returnlast_week_date# 测试函数if__name__=="__main__":specified_date=datetime(2023,10,15)#...
importdatetime defget_current_weekday(n):today_info=datetime.date.today()print("今天是:",today_info)today_n=today_info.weekday()day_n=today_info one_day=datetime.timedelta(days=1)iftoday_n<n:whileday_n.weekday()!=n:day_n+=one_dayelse:whileday_n.weekday()!=n:day_n-=one_dayret...
adjusted_end_date = us_cal.get_working_days_delta(project_start_date, project_start_date + timedelta(days=actual_workdays_completed)) print(f"实际完成 {actual_workdays_completed} 个工作日后的调整完成日期: {project_start_date + timedelta(days=adjusted_end_date)}") 1. 2. 3. 4. 5. 6....
today= datetime.date.today()#今天yesterday = today - datetime.timedelta(days=1)#昨天tomorrow = today + datetime.timedelta(days=1)#明天 时间提起之间转化 引入模块 #引入模块importtime, datetime 1、 str类型的日期转换为时间戳 #字符类型的时间tss1 ='2013-10-10 23:40:00'#转为时间数组timeArray ...
importarrow#获取当前时间now =arrow.now()print(now)#解析日期字符串date = arrow.get("2024-08-23 10:15:00","YYYY-MM-DD HH:mm:ss")print(date)#格式化日期formatted = date.format("YYYY-MM-DD HH:mm:ss")print(formatted)#时区转换utc =arrow.utcnow() ...
df['today']=datetime.date.today() 提取日期实体 ? 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 提取日期实体 df['day']=df['datetime64'].dt.day #天 df['weekday']=df['datetime64'].dt.weekday #周 df['month']=df['datetime64'].dt.month #月 ...
'星期日' } formatted_weekday = weekday_map.get(weekday, '未知') # 获取农历日期 lunar_date = lunardate.LunarDate.fromSolarDate(now.year, now.month, now.day) formatted_lunar_date = f'{lunar_date.year}年{lunar_date.month}月{lunar_date.day}日' # 获取农历节气 solar_term = get_jieqi...
weekday() isocalendar() isoformat([sep]) ctime():返回一个日期时间的C格式字符串,等效于ctime(time.mktime(dt.timetuple())); strftime(format) 像date一样,也可以对两个datetime对象进行比较,或者相减返回一个时间间隔对象,或者日期时间加上一个间隔返回一个新的日期时间对象。
Return the year and name of weekday: importdatetime x = datetime.datetime.now() print(x.year) print(x.strftime("%A")) Try it Yourself » Creating Date Objects To create a date, we can use thedatetime()class (constructor) of thedatetimemodule. ...