Function ptime::from_gregorian_components

pub fn from_gregorian_components(
    g_year: i32, 
    g_month: i32, 
    g_day: i32, 
    hour: i32, 
    minute: i32, 
    second: i32, 
    nanosecond: i32
) -> Option<Tm>

Creates a new instance of Persian time from Gregorian date components