Your format is fine but some os's can't use the negative formatting for zero-padded units. datetime should be able to parse both padded and ... ... <看更多>

The datetime objects: strftime() and strptime() ... <看更多>

STRFTIME (3) BSD Library Functions Manual STRFTIME(3). NAME. strftime, strftime_l -- format date and time. The conversion specifications are copied to the ... ... <看更多>