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from datetime import datetime, date
import time
print("获取当天的日期戳：")
print(time.time()) # 获取时间戳,包括小数点后七位
print(int(time.time())) # 只取整数部分
# print(time.sleep(3))
print(time.mktime(datetime.today().timetuple()), end="\n\n")
print("获取当前的日期时间对象， date time 包括秒数的小数点后6位：")
print(datetime.now())
print(datetime.today(),end="\n\n")
# time.struct_time(tm_year=2019, tm_mon=3, tm_mday=3, tm_hour=15, tm_min=23, tm_sec=36, tm_wday=6, tm_yday=62, tm_isdst=-1)
print("构建日期时间的元组对象:")
now_time_tuple = datetime.today().timetuple()
print(now_time_tuple)
print(now_time_tuple.tm_year, end="\n\n") # 获取指定属性
print("时间元组和时间戳相互转换：")
print(time.localtime(time.time()))
print(time.mktime(datetime.today().timetuple()), end="\n\n") # 时间元组转换为时间戳
print("构建指定日期的日期对象:")
datetime_obj = datetime(year=2019, month=3, day=3, hour=15, minute=32, second=34) # microsecond属性不添加
date_obj = date(year=2019, month=3, day=3) # microsecond属性不添加
print(date_obj)
print(datetime_obj)
print(datetime_obj.year,end="\n\n") # 获取日期的属性
print("获取当前的日期对象:")
print(datetime.now())
print(datetime.fromtimestamp(time.time())) # 将时间戳转换为日期
print(date.today(), end="\n\n")
print("时间戳和日期之间的相互转换:")
timestamp = time.time()
print(datetime.fromtimestamp(timestamp)) # 将时间戳转换为日期
print(time.localtime(timestamp))
print(datetime_obj.timestamp(), end="\n\n") # 将日期对象转换为时间戳
print("将日期对象转换为字符串 , 将字符串转换为日期对象:")
datetime_now = datetime.now()
datetime_str = datetime.strftime(datetime_now, "%Y-%m-%d")
print(datetime_str)
print(type(datetime_str))
datetime_obj = datetime.strptime(datetime_str, "%Y-%m-%d")
print(datetime_obj)
print(type(datetime_obj))结果如下:
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