ch_lines=[ch_week_names[:]]forlineinlines[2:]:#跳过前两行非日期信息ch_lines.append([iifi !=""else""foriinline.split()])returnch_month_names[month - 1], ch_linesprint()#获取当前年月now =datetime.now() year, month=now.year, now.month weekname= ch_week_names[now.weekday()] #...
df['weekday']=df['datetime64'].dt.weekday #周 df['month']=df['datetime64'].dt.month #月 df['year']=df['datetime64'].dt.year #年 日期差计算(天) ? 代码语言:javascript 代码运行次数:0 运行 AI代码解释 #日期差计算(天)df['day_dif']=(df['datetime64']-df['yesterday']).dt.da...
weekday = now.strftime(‘%A’) # 星期几,例如Monday, Tuesday等weekday_number = now.weekday() # 星期几的数字表示,例如0表示星期一,6表示星期日hour = now.hourminute = now.minutesecond = now.secondmicrosecond = now.microsecond # 微秒数day_of_year = now.timetuple().tm_yday # 一年中的...
dt=datetime(2020,12,7,hour=8,tzinfo=sh)datetime.fromtimestamp(time.time())#datetime.datetime(2020,12,8,16,59,42,797401)dt.year #返回给定datetime对象的年份 #Out[]:2020#属性有.hour.minute.second.microsecond 等 datetime.weekday()#返回星期几,星期一为0,星期天为6#方法还有.isoweekday().too...
[更多操作格式更多格式化操作:https://docs.python.org/3/library/string.html] format占位符号为:{} %百分号于format之间的区别? 1)format支持二进制方式【d:将10进制整数自动转换成2进制表示然后格式化】,%百分号则不支持 2)format中的单个%,表示将数字转换至百分比的形式 ...
['days_from_today']]ds=pd.Series(features)df=df.append(ds,ignore_index=True)df.rename(columns={0:'date',1:'year',2:'month_num',3:'month',4:'day_of_month',5:'day_of_year',6:'week_of_year',7:'is_weekend',8:'is_holiday',9:'days_from_today'},inplace=True)df.set_index...
dt.day_of_week == pendulum.MONDAY # True # ISO8601 week starts on Monday dt.end_of('week') # '2012-02-05 23:59:59' dt.day_of_week == pendulum.SUNDAY # True # ISO8601 week ends on SUNDAY dt.next(pendulum.WEDNESDAY) # '2012-02-01 00:00:00' ...
JavaScript中对于星期几在方法中有.getDay(),方法,但是这个方法获取的星期是小写的,因为它返回的是0-6,我们一般用大写:日-六,所以这就需要转换我前几天用的方法: var date1=new Date(); var weekday=date1.getDay(); var str; switch(weekday){ case java输出星期...
from pandas import read_csv from pandas import Series from pandas import Index df = read_csv( open(r"E:\python\数据集\数据分析入门\4.5 空格值处理\data.csv") ) --- '''一列可作为Series,会自动添加缺失的索引''' # Vectorized string functions for Series and Index # 该语法会报错:Series s...
d = today - timedelta(days=i)ifd.weekday() <5:print(d) 十三、从今天的日期和一个人的生日推算年龄 fromdatetimeimportdatedefcalculate_age(born): today = date.today()try: birthday = born.replace(year=today.year)exceptValueError: birthday = born.replace(year=today.year, month=born.month +1...