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python datetime格式化参数

2023-03-02 11:02:56 时间

坑爹啊，记忆力不行，老是记不住，都用了这么久了，记在这里以后来翻。

<table> 
 <thead> 
 <tr> 
 <th>Directive</th> 
 <th>Meaning</th> 
 <th>Notes</th> 
 </tr> 
 </thead> 
 <tbody> 
 <tr> 
 <td>%a</td> 
 <td>Locale’s abbreviated weekdayname.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%A</td> 
 <td>Locale’s full weekday name.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%b</td> 
 <td>Locale’s abbreviated monthname.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%B</td> 
 <td>Locale’s full month name.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%c</td> 
 <td>Locale’s appropriate date andtime representation.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%d</td> 
 <td>Day of the month as a decimalnumber [01,31].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%f</td> 
 <td>Microsecond as a decimalnumber [0,999999], zero-paddedon the left</td> 
 <td>(1)</td> 
 </tr> 
 <tr> 
 <td>%H</td> 
 <td>Hour (24-hour clock) as adecimal number [00,23].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%I</td> 
 <td>Hour (12-hour clock) as adecimal number [01,12].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%j</td> 
 <td>Day of the year as a decimalnumber [001,366].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%m</td> 
 <td>Month as a decimal number[01,12].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%M</td> 
 <td>Minute as a decimal number[00,59].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%p</td> 
 <td>Locale’s equivalent of eitherAM or PM.</td> 
 <td>(2)</td> 
 </tr> 
 <tr> 
 <td>%S</td> 
 <td>Second as a decimal number[00,61].</td> 
 <td>(3)</td> 
 </tr> 
 <tr> 
 <td>%U</td> 
 <td>Week number of the year(Sunday as the first day ofthe week) as a decimal number[00,53]. All days in a newyear preceding the firstSunday are considered to be inweek 0.</td> 
 <td>(4)</td> 
 </tr> 
 <tr> 
 <td>%w</td> 
 <td>Weekday as a decimal number[0(Sunday),6].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%W</td> 
 <td>Week number of the year(Monday as the first day ofthe week) as a decimal number[00,53]. All days in a newyear preceding the firstMonday are considered to be inweek 0.</td> 
 <td>(4)</td> 
 </tr> 
 <tr> 
 <td>%x</td> 
 <td>Locale’s appropriate daterepresentation.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%X</td> 
 <td>Locale’s appropriate timerepresentation.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%y</td> 
 <td>Year without century as adecimal number [00,99].</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%Y</td> 
 <td>Year with century as a decimalnumber.</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%z</td> 
 <td>UTC offset in the form +HHMMor -HHMM (empty string if thethe object is naive).</td> 
 <td>(5)</td> 
 </tr> 
 <tr> 
 <td>%Z</td> 
 <td>Time zone name (empty stringif the object is naive).</td> 
 <td>&nbsp;</td> 
 </tr> 
 <tr> 
 <td>%%</td> 
 <td>A literal '%' character.</td> 
 <td>&nbsp;</td> 
 </tr> 
 </tbody> 
</table>

http://docs.python.org/library/datetime.html\#strftime-strptime-behavior

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