Python 标准类库-日期类型之datetime模块

标准类库-日期类型之datetime模块 

 

 

可用类型3

实践出真知4

timedelta对象4

class datetime.timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0)4

类属性5

实例属性(read-only):5

支持的操作6

实例方法6

1、date对象7

class datetime.date(year, month, day)7

所有类方法（其它构造器）7

classmethod date.today()7

classmethod date.fromtimestamp(timestamp)7

类属性7

date.min7

date.max7

date.resolution8

实例属性(read-only)8

date.year8

date.month8

date.day8

支持操作8

实例方法9

date.replace(year, month, day)9

date.timetuple()9

date.toordinal()9

date.weekday()10

date.isoweekday()10

date.isocalendar()10

date.isoformat()10

date.ctime()10

date.strftime(format)11

date.__format__(format)11

2、datetime对象11

class datetime.datetime(year, month, day, hour=0, minute=0, second=0, microsecond=0, tzinfo=None)11

所有类方法（其它构造器）11

classmethod datetime.today()11

classmethod datetime.now(tz=None)11

classmethod datetime.utcnow()12

classmethod datetime.fromtimestamp(timestamp, tz=None)12

classmethod datetime.utcfromtimestamp(timestamp)12

classmethod datetime.fromordinal(ordinal)12

classmethod datetime.combine(date, time)12

classmethod datetime.strptime(date_string, format)12

类属性13

datetime.min13

datetime.max13

datetime.resolution13

实例属性(read-only):13

datetime.year13

datetime.month13

datetime.day13

datetime.hour13

datetime.minute14

datetime.second14

datetime.microsecond14

datetime.tzinfo14

支持的操作14

实例方法15

datetime.date()15

datetime.time()15

datetime.timetz()15

datetime.replace([year[, month[, day[, hour[, minute[, second[, microsecond[, tzinfo]]]]]]]])15

datetime.timetuple()15

datetime.utctimetuple()15

datetime.toordinal()16

datetime.timestamp()16

datetime.weekday()16

datetime.isoweekday()16

datetime.isocalendar()16

datetime.isoformat(sep='T')16

datetime.__str__()17

datetime.ctime()17

datetime.strftime(format)17

datetime.__format__(format)17

3、time对象17

class datetime.time(hour=0, minute=0, second=0, microsecond=0, tzinfo=None)17

类属性17

time.min18

time.max18

time.resolution18

实例属性(只读)18

time.hour18

time.minute18

time.second18

time.microsecond18

time.tzinfo18

实例方法18

time.replace([hour[, minute[, second[, microsecond[, tzinfo]]]]])18

time.isoformat()19

time.__str__()19

time.strftime(format)19

time.__format__(format)19

time.utcoffset()19

4、format格式19

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