pub fn format_zoned_date_time(
fmt: &str,
date_time: PrimitiveDateTime,
offset: UtcOffset,
zone_name: &str,
) -> Result<String, FormatError>pub fn format_zoned_date_time(
fmt: &str,
date_time: PrimitiveDateTime,
offset: UtcOffset,
zone_name: &str,
) -> Result<String, FormatError>