254 lines
5.1 KiB
Python
254 lines
5.1 KiB
Python
import os,sys
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import time
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from datetime import date, timedelta, datetime
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leapMonthDays = [0,31,29,31,30,31,30,31,31,30,31,30,31]
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unleapMonthDays = [0,31,28,31,30,31,30,31,31,30,31,30,31]
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def curDatetime():
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return datetime.now()
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def curDateString():
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d = curDatetime()
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return '%04d-%02d-%02d' %(d.year,d.month,d.day)
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def curTimeString():
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d = curDatetime()
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return '%02d:%02d:%02d' %(d.hour,d.minute,d.second)
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def timestampstr():
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d = curDatetime()
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return '%04d-%02d-%02d %02d:%02d:%02d.%03d' % (d.year,
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d.month,
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d.day,
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d.hour,
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d.minute,
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d.second,
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d.microsecond/1000)
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def isMonthLastDay(d):
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dd = timedelta(1)
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d1 = d + dd
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if d1.month != d.month:
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return True
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return False
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def isLeapYear(year):
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if year % 4 == 0 and year % 100 == 0 and not (year % 400 == 0):
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return True
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return False
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def timestamp(dt):
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return int(time.mktime((dt.year,dt.month,dt.day,dt.hour,dt.minute,dt.second,dt.microsecond,0,0)))
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def timeStampSecond(dt):
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return int(time.mktime((dt.year,dt.month,dt.day,dt.hour,dt.minute,dt.second,0,0,0)))
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def addSeconds(dt,s):
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ndt = dt + timedelta(0,s)
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return ndt
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def monthMaxDay(y,m):
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if isLeapYear(y):
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return leapMonthDays[m]
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return unleapMonthDays[m]
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def date2str(dt=None):
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if dt is None:
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dt = curDatetime()
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return '%04d-%02d-%02d' % (dt.year,dt.month,dt.day)
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def time2str(dt):
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return '%02d:%02d:%02d' % (dt.hour,dt,minute,dt.second)
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def str2Date(dstr):
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try:
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haha = dstr.split(' ')
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y,m,d = haha[0].split('-')
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H = M = S = 0
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if len(haha) > 1:
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H,M,S = haha[1].split(':')
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return ymdDate(int(y),int(m),int(d),int(H),int(M),int(S))
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except Exception as e:
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print(e)
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return None
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def ymdDate(y,m,d,H=0,M=0,S=0):
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return datetime(y,m,d,H,M,S)
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def str2Datetime(dstr):
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x = dstr.split(' ')
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d = x[0]
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t = '00:00:00'
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if len(x) > 1:
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t = x[1]
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y,m,d = d.split('-')
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H,M,S = t.split(':')
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return datetime(int(y),int(m),int(d),int(H),int(M),int(S))
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def strdate_add(date_str, days=0, months=0, years=0):
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dt = str2Datetime(date_str)
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dt = dateAdd(dt, days=days, months=months, years=years)
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ds = date2str(dt)
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return ds
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def addMonths(dt,months):
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y = dt.year
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m = dt.month + months
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d = dt.day
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mm = (m - 1) % 12 + 1
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md = int((m - 1) / 12)
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y += md
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m = mm
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maxd = monthMaxDay(y,m)
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if d > maxd:
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d = maxd
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return ymdDate(y,m,d)
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def addYears(dt,years):
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y = dt.year + years
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m = dt.month
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d = dt.day
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maxd = monthMaxDay(y,m)
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if d > maxd:
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d = maxd
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return ymdDate(y,m,d)
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def dateAdd(dt,days=0,months=0,years=0):
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if days != 0:
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dd = timedelta(days)
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dt = dt + dd
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if months != 0:
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dt = addMonths(dt,months)
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if years != 0:
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dt = addYears(dt,years)
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return dt
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def firstSunday(dt):
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f = dt.weekday()
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if f<6:
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return dt + timedelta(7 - f)
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return dt
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DTFORMAT = '%Y%m%d %H%M%S'
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def getCurrentTimeStamp() :
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t = time.localtime()
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return TimeStamp(t)
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def TimeStamp(t) :
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return time.strftime(DTFORMAT,t)
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def StepedTimestamp(baseTs,ts,step) :
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if step<2 :
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return ts
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offs = int(timestampSub(ts,baseTs))
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step = int(step)
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r,m = divmod(offs,step)
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if m < step/2 :
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return timestampAdd(baseTs,step * r)
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else :
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return timestampAdd(baseTs,step * (r+1))
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def timestampAdd(ts1,ts2) :
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t1 = time.strptime(ts1,DTFORMAT)
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tf = time.mktime(t1)
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if type(ts2)=='' :
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t2 = time.strptime(ts2,DTFORMAT)
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ts2 = time.mktime(t2)
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tf += ts2
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t = time.localtime(tf)
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return TimeStamp(t)
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def timestampSub(ts1,ts2) :
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t1 = time.strptime(ts1,DTFORMAT)
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t2 = time.strptime(ts2,DTFORMAT)
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ret = time.mktime(t1) - time.mktime(t2)
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return int(ret)
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def timestamp2dt(t):
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return datetime.fromtimestamp(t)
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def date_weekinyear(date_str):
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w = datetime.strptime(date_str, '%Y-%m-%d').strftime('%W')
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return date_str[:5] + w
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def date_season(date_str):
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m = date_str[5:7]
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sl = {
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'01':'1',
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'02':'1',
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'03':'1',
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'04':'2',
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'05':'2',
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'06':'2',
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'07':'3',
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'08':'3',
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'09':'3',
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'10':'4',
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'11':'4',
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'12':'4',
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}
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s = sl.get(m)
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return date_str[:5] + s
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"""
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Patterns =
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'D'
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'W[0-6]'
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'M[00-31]'
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'S[0-2]-[00-31]'
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'Y[01-12]-[00-31]'
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}
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"""
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def str2date(sd):
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a = [ int(i) for i in sd.split('-') ]
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return date(*a)
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def is_monthend(dt):
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if isinstance(dt, str):
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dt = str2date(dt)
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nxt_day = dt + timedelta(days=1)
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if dt.month != nxt_day.month:
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return True
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return False
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def is_match_pattern(pattern, strdate):
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"""
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R:代表实时
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D：代表日
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W[0-6]：代表周日到周六
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M[00-31]:代表月末月到某一天
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S[1-3]-[00-31]:代表季度第几个月的第几天
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Y[1-12]-[00-31]:代表一年中的某个月的某一天
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"""
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if pattern == 'D':
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return True
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dt = str2date(strdate)
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if pattern.startswith('W'):
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w = (int(pattern[1]) + 6) % 7
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if dt.weekday() == w:
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return True
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return False
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if pattern.startswith('M'):
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day = int(pattern[1:])
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if day == 0 and is_monthend(dt):
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return True
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if day == dt.day:
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return True
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return False
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if pattern.startswith('S'):
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m,d = [ int(i) for i in pattern[1:].split('-') ]
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print(f'{m=}-{d=}, {dt.month=} {dt.day}')
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m %= 4
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if m == dt.month % 4 and d == dt.day:
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return True
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return False
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if pattern.startswith('Y'):
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m,d = [ int(i) for i in pattern[1:].split('-') ]
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print(f'{m=}-{d=}, {dt.month=} {dt.day}')
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if m == dt.month and d == dt.day:
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return True
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return False
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