Create an Analysis Period to describe a slice of time during the year.
start_month
Start month (1-12).
start_day
Start day (1-31).
start_hour
Start hour (0-23).
end_month
End month (1-12).
end_day
End day (1-31).
end_hour
End hour (0-23).
timestep
An integer number for the number of time steps per hours. Acceptable inputs include: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
period
Analysis period.
hoys
List of dates in this analysis period.
dates
List of hours of the year in this analysis period.