Documented output type for yearmonthday #45
Description
The documented output type for yearmonthday is:
"""
yearmonthday(dt::AbstractCFDateTime) -> (Int64, Int64, Int64)
Simultaneously return the year, month and day parts of `dt`.
"""However, this is not always correct. Consider the following example:
julia> t2 = DateTimeStandard(Int128,2001,1,1)
DateTimeStandard(2001-01-01T00:00:00)
julia> yearmonthday(t2)
(2001, 1, 1)
julia> yearmonthday(t2) |> typeof
Tuple{Int128, Int128, Int128}
this also applies to related functions.