> and "%s" (which is incredibly useful) is not even documented (I suspect it's > also not available on all platforms).
The format specifiers available to Python are just whatever is available to the underlying c time.h. The manpage for strftime indicates that %s isn't part of the C standard, but part of "Olson's timezone package", which means it's not available on Windows. Your suspicion is unfortunately correct. -- https://mail.python.org/mailman/listinfo/python-list