char * History___str__(History *self) {
String  History___str__(History *self) {
char * History___str__(History *self) {    {        static char temp[256];        int n = sprintf(temp,"Historical data from %s", DateFormatter::toString(self->firstDate()).c_str());        sprintf(temp+n," to %s", DateFormatter::toString(self->lastDate()).c_str());        return temp;    }}