Python Time processing Time,datetime,arrow

Built-in time

# Timestamp Conversion system time 2018-04-04 11:00:55# CTime = Time.localtime (Time.time ()) # Print (Time.strftime ('%y-%m-%d%h:%m:%s ', CTime)) #  Sleep 1 seconds (seconds) # print (Time.sleep (1)) # Output current system time # x = Time.localtime () # t = time.strftime ('%y-%m-%d%h:%m:%s ', x)  # Enter the current time by format , x = tuple # print (t)  # 2018-02-06 16:37:30

# convert time array # dt = "2016-05-05 20:28:54" # DT2 = time.strptime (dt, "%y-%m-%d%h:%m:%s") # Time.struct_time (tm_year=2016, tm_mon= 5, Tm_mday=5, tm_hour=20, tm_min=28, tm_sec=54, tm_wday=3, tm_yday=126, Tm_isdst=-1) # in Conversion date Time # DT3 = Time.strftime ("%Y-%m -%d%h:%m:%s ", DT2) # print (DT3)

　　

Built-in datetime can be date plus minus

# Encapsulation of the time module import datetime#%y-%m-%d%h:%m:%s# month Day minute # current date # print (' Current date: ', Datetime.datetime.now ()) # Current Date: 2018- 04-04 11:04:46.090568# Date Added (3 days after date) # print (Datetime.datetime.now () + Datetime.timedelta (3)) # 2018-04-07 11:04:46.090568# date subtraction 3 days ago # print (Datetime.datetime.now () + Datetime.timedelta (-3)) # hours added, 3 minus # print ( Datetime.datetime.now () + Datetime.timedelta (hours=3)) # time Replacement # c_time = Datetime.datetime.now () # Print (C_time.replace ( year=2019) # 2019-04-04 11:29:47.653526# The time type returned by the database query, conversion bit # t = datetime.datetime (2018, 4, 4, ten,, and 793000). strf Time ('%h:%m ') # 10:48# print (t) # t_str = ' 2012-03-05 16:26:23 ' # Converts a string to a datetime date string = = datetime# D = Datetime.da Tetime.strptime (T_str, '%y-%m-%d%h:%m:%s ') # so you can add and subtract # print (D + datetime.timedelta (-3)) # 2 Date comparison # D1 = Datetime.datetime.strptime (' 2012-03-05 17:41:20 ', '%y-%m-%d%h:%m:%s ') # D2 = Datetime.datetime.strptime (' 2012-03-02 17:41:20 ', '%y-%m-%d%h:%m:%s ') # delta = d1-d2# print (delta.days)

Arrow Gallery

Installing PIP Install arrow

Import arrow# Get current time Now2 = Arrow.utcnow () # timestamp timestamp# print (now2.timestamp) #now = Arrow.now () print (Now.timestamp) # Timestamp # t = Now.format (' Yyyy-mm-dd hh:mm ') # 2018-04-04 09:39# print (' Current time ', t) # MM = Start.format (' hh:mm ') # 09:48# current time plus 1 Minutes # n = now.shift (Minutes=1) # print (' Current time plus 1 minutes ', N.format (' Yyyy-mm-dd hh:mm ')) # current time plus 1 hours # n = now.shift (Hours=1) # print (' Current time plus 1 hours ', N.format (' Yyyy-mm-dd hh:mm ')) # n = now.shift (Months=1) # print (' Current time plus January ', N.format (' Yyyy-mm-dd hh:mm ')) # n = Now.shift (Years=1) # print (' Current time plus 1 years ', N.format (' Yyyy-mm-dd hh:mm ')) # n = now.shift (Days=1) # print (' Current time plus 1 days ', N.format (' Yyyy-mm-dd hh:mm ') # n = now.shift (days=-1) # print (' Current time plus-1 days ', N.format (' Yyyy-mm-dd hh:mm ')) # n = now.shift (Weeks=1) # Print (' Current time plus 1 weeks ', N.format (' Yyyy-mm-dd hh:mm ')) #----------------Convert Arrow Object # String to convert arrow Object # Strarr = Arrow.get (" 2017-01-20 "," Yyyy-mm-dd hh:mm ") # year = Strarr.format (' YYYY ') # Print (years) # timestamp conversion Arrow Object # SJC = Arrow.get (" 1485937 858.659424 "). Format (" Yyyy-mm-dd ") # print (SJC) # Direct production of a ArroW Object # aw = arrow. Arrow (2, 1) # Print (Aw.format (' Yyyy:mm-dd hh:mm '))

Python Time processing Time,datetime,arrow